Exploring the stories behind mankind's greatest engineering disasters through archives and expert interviews.

Meeting the people who designed amazing engineering projects and those that help revive them.

Satellite images of violent vortexes above a volcanic island; a man films a dazzling heavenly vision over suburban rooftops.

Exploring West African fashion when designer Banke Kuku visits the sewing room.

Parting the waters using satellite imagery to see what lies beneath; discovering a lost-lost Turkish basilica, a church spire amid toxic sludge in Romania, a ship hull in the North Sea, a shocking underwater find that rivals the Great Barrier Reef.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

After a 2,500-year-old mummy is discovered in Siberia, locals report strange, cataclysmic events that point to an ancient curse; using cutting-edge archaeology, experts reveal who this person was and if they've unleashed something sinister.

Walking among colossal wonders scattered across the Earth's surface, including an ancient reptile skeleton, a massive head carving in the Alberta badlands, a giant South African footprint and a pentagram etched into a remote peninsula in Kazakhstan.

The Holmes team surprises superfan Michael, who has autism, with news that he's part of the crew; his family gets a life-changing upgrade that will open up their tired bungalow and give them more room for living.

Using cutting-edge CGI, archive footage and expert interviews, examine mysterious curiosities that have been uncovered by extreme weather and calamitous incidents.

Gators, tortoises and stunning seabirds of southwest Florida.

When Mike helps his son, MJ, renovate his tiny bungalow, MJ's modest renovation plans are turned upside down by his father's ambitious plans to gut the house and add a second story.

A twisting swarm of menacing aerial creatures glides above the suburbs; bizarrely parting seas suggest connections to ancient legends; a volcano produces deadly hair-like fibers.

Inspect a decaying New Jersey facility that was a powder keg of injustice, then tour a Polish imperial bastion turned movie set. Visit an English country retreat that harboured radical fugitives and a Namibian outpost funded by desert treasures.

Experts examine how engineering failures allowed Hurricane Katrina to devastate New Orleans and cause the collapse of the Tacoma Narrows Bridge.

A twisting swarm of menacing aerial creatures glides above the suburbs; bizarrely parting seas suggest connections to ancient legends; a volcano produces deadly hair-like fibers.

A frozen lake deep in the Himalayas melts once a year to expose hundreds of human bones and a centuries-old mystery of astonishing carnage; leaving experts to speculate if it was a single catastrophic event or something much more sinister.

Inspect a decaying New Jersey facility that was a powder keg of injustice, then tour a Polish imperial bastion turned movie set. Visit an English country retreat that harboured radical fugitives and a Namibian outpost funded by desert treasures.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

Stephen Fry muddles through the middle show with Aisling Bea, Danny Bhoy, Jimmy Carr and Alan Davies.

Stephen Fry conjures up some seasonal merriment with Jenny Eclair, Johnny Vegas, Bill Bailey and Alan Davies.

Host Anthony Burke joins a young couple, Steph and Paul, as they set out bravely and optimistically to write a happy, luxe new chapter for a storied 150-year-old Melbourne institution.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

Say goodbye to this group of players, who are ready for a last shot at the cash.

Host Anthony Burke joins a young couple, Steph and Paul, as they set out bravely and optimistically to write a happy, luxe new chapter for a storied 150-year-old Melbourne institution.

Unraveling the intricate details of high-profile accidents, from structural collapses to technological failures using cutting-edge 3D animation and CGI to get inside the disaster and identify what went wrong, how and when..

Inspect a decaying New Jersey facility that was a powder keg of injustice, then tour a Polish imperial bastion turned movie set. Visit an English country retreat that harboured radical fugitives and a Namibian outpost funded by desert treasures.

A twisting swarm of menacing aerial creatures glides above the suburbs; bizarrely parting seas suggest connections to ancient legends; a volcano produces deadly hair-like fibers.

The sewers try out a no-waste pants pattern, then applaud as they turn a mountain of scrap tote bags and second-hand crochet blankets into unique creations.

Traipsing along ancient pathways criss-crossing Easter Island; finding gigantic designs carved into Asia's Eastern Steppe; ascending a tall pyramid rising from Antarctica's icy landscape.

Parting the waters using satellite imagery to see what lies beneath; discovering a lost-lost Turkish basilica, a church spire amid toxic sludge in Romania, a ship hull in the North Sea, a shocking underwater find that rivals the Great Barrier Reef.

Experiencing the 2017 Mexico City earthquake; uncovering the mystery of the Oklahoma frack quakes; how tremor-proof construction could cause the destructive events; how an earthquake revealed a history-changing room.

Traipsing along ancient pathways criss-crossing Easter Island; finding gigantic designs carved into Asia's Eastern Steppe; ascending a tall pyramid rising from Antarctica's icy landscape.

In the remote Cagayan Valley of the Philippines, archaeologists discover the remains of an ancient rhinoceros; a Brazilian island is infested with thousands of deadly vipers; researchers uncover shocking human remains deep in a Kenyan cave.

When a person's day job involves the oversight of missile silos, nuclear facilities or a military base, the last complication they want to deal with is a close encounter with a UFO; here, an already frightening phenomenon turns positively chilling.

Hope and Barry travel to Texas where not everyone agrees on how to help wildlife.

Cracks in the foundation put a dent in MJ's hot tub dreams; while the second floor walls go up, the house is exposed, and MJ decides not to shield the house before a heavy rain, dampening both Mike's mood and the wood beneath his feet.

A devastating river of mud and rocks threatens a sleepy mountain valley; bizarre patterns beneath a frozen river may be strange morphing creatures; a jellyfish-shaped cloud may be a sign of dangerous weather to come.

A Polish castle becomes entwined in the hunt for lost Nazi treasure, the heir of an American business tycoon gets caught in a web of controversy, and an Irish estate is embroiled in a fight for freedom.

Experts examine the devastating collapse of the Rana Plaza factory in Bangladesh and of the Morandi bridge in Genoa, Italy; investigating how the disasters could have been avoided.

A devastating river of mud and rocks threatens a sleepy mountain valley; bizarre patterns beneath a frozen river may be strange morphing creatures; a jellyfish-shaped cloud may be a sign of dangerous weather to come.

A top-secret military base hidden deep in the ice beyond the Arctic Circle is one of the Cold War's most elaborate cover-ups; recently declassified documents reveal its deadly purpose; the threat it might still pose to all humankind.

A Polish castle becomes entwined in the hunt for lost Nazi treasure, the heir of an American business tycoon gets caught in a web of controversy, and an Irish estate is embroiled in a fight for freedom.

A young boy is swallowed by a sand dune and miraculously survives; A fog lasts five days and kills thousands in London; The largest ship in the US Navy vanishes during World War I.

Unravel the secrets of tornado formation and hear survivors' harrowing stories.

Weird fog blobs seems to rear up at cars on a dusty highway. A man films a vision of an angel in the clouds over Texas. And what are the skull-sized Ice eggs that suddenly appear on a beach?

A young boy is swallowed by a sand dune and miraculously survives; A fog lasts five days and kills thousands in London; The largest ship in the US Navy vanishes during World War I.

Unravel the secrets of tornado formation and hear survivors' harrowing stories.

Zac and Darin get down and dirty as they explore a natural approach to farming through regenerative agriculture and organic food production.

When Pompeii was destroyed by an apocalyptic volcano in 79 AD, another Roman town was destroyed as well; experts use cutting-edge tech to investigate the secrets of Vesuvius' second victim.

A Polish castle becomes entwined in the hunt for lost Nazi treasure, the heir of an American business tycoon gets caught in a web of controversy, and an Irish estate is embroiled in a fight for freedom.

A devastating river of mud and rocks threatens a sleepy mountain valley; bizarre patterns beneath a frozen river may be strange morphing creatures; a jellyfish-shaped cloud may be a sign of dangerous weather to come.

The remaining sewers tackle three challenges inspired by the world of art; Sara reveals they must make a skirt inspired by the modernist movement.

Kim and Pierre redouble their efforts to harvest a moose; Becky pushes herself to the limit for her dogs; Bentley and his father build a summer runway for their plane; Jon and his two sons look to the past to help them build for their future.

Thrilled with a much-needed gift and lesson from local Elders, the group prepares and enjoys a meal of wild squirrel before catastrophe hits the camp.

Now only four, heavy rains threaten end the journey for more.

Parting the waters using satellite imagery to see what lies beneath; discovering a lost-lost Turkish basilica, a church spire amid toxic sludge in Romania, a ship hull in the North Sea, a shocking underwater find that rivals the Great Barrier Reef.

Exploring some of the most cavernous places on the planet, including an expansive Siberian crater with no explainable origin, Greenland's bizarre black holes, an ancient forbidden well in the Yemeni desert, and a voluminous void in Antarctica.

The West Coast is home to the San Andreas fault, stretching for almost a thousand miles beneath the feet of millions of Americans.

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Students in Australia witness a saucer-shaped object touch down; a man's car and cell phone stop working when a cigar-shaped object passes overhead.

Traveling to San Diego, Hope and Allison look to learn how to handle huge caseloads and dangerous animals.

Construction goes smoothly while Mike and MJ work side by side; when Mike is forced to leave the job site, MJ makes some important structural decisions without his father.

Flammable snow could be an international danger; black smoke with a mind of its own; a giant red dome that appears to defy the laws of physics.

Meeting the people who designed amazing engineering projects and those that help revive them.

Exploring the stories behind mankind's greatest engineering disasters through archives and expert interviews.

Flammable snow could be an international danger; black smoke with a mind of its own; a giant red dome that appears to defy the laws of physics.

Experts make a chilling new discovery when they unearth a 30,000-year-old zombie virus from an icy grave; if this ancient disease is successfully resuscitated back to life, it could cause a catastrophic global calamity.

Meeting the people who designed amazing engineering projects and those that help revive them.

Reflect on the collapse of this mighty South American society; contemplate how the technologically advanced Inca Empire, which stretched from Ecuador to Chile, was swiftly dismantled and how the evidence of its existence was nearly lost to history.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

After a 2,500-year-old mummy is discovered in Siberia, locals report strange, cataclysmic events that point to an ancient curse; using cutting-edge archaeology, experts reveal who this person was and if they've unleashed something sinister.

Reflect on the collapse of this mighty South American society; contemplate how the technologically advanced Inca Empire, which stretched from Ecuador to Chile, was swiftly dismantled and how the evidence of its existence was nearly lost to history.

In the remote Cagayan Valley of the Philippines, archaeologists discover the remains of an ancient rhinoceros; a Brazilian island is infested with thousands of deadly vipers; researchers uncover shocking human remains deep in a Kenyan cave.

Revisit an isolated Peruvian prison where a notorious riot took place and see a revolutionary sanctuary in a Las Vegas park. Learn how a Paris monument became a labour nightmare, then investigate a Sicilian paradise lost in the wake of a disaster.

Weird fog blobs seems to rear up at cars on a dusty highway. A man films a vision of an angel in the clouds over Texas. And what are the skull-sized Ice eggs that suddenly appear on a beach?

Meeting the people who designed amazing engineering projects and those that help revive them.

Flammable snow could be an international danger; black smoke with a mind of its own; a giant red dome that appears to defy the laws of physics.

The seven remaining sewers play with texture, color, and embellishments to make a child's dragon dressing gown; the task requires the sewers to use a thick towelling fabric to create the dragon spikes.

A perfect circle carved around an ancient peak; a scary phenomenon in the Pacific; strange shapes in a Middle Eastern desert; a formation below the ocean's surface.

A cat named Lovebug requires emergency surgery after being shot in the leg, a Pomeranian named Cheeka has a bad cough, and Savannah and Dayle take a trip to learn some horse-handling skills from a well-known Métis expert.

Learn all about the job of Vet Techs as Brooke assists a dog named Charlie who was injured in dogfight, and Savannah treats an elderly dog who was kicked by a horse. They head to Sturgeon Lake for the community's first ever spay and neuter clinic.

In the remote Cagayan Valley of the Philippines, archaeologists discover the remains of an ancient rhinoceros; a Brazilian island is infested with thousands of deadly vipers; researchers uncover shocking human remains deep in a Kenyan cave.

A perfect circle carved around an ancient peak; a scary phenomenon in the Pacific; strange shapes in a Middle Eastern desert; a formation below the ocean's surface.

Students in Australia witness a saucer-shaped object touch down; a man's car and cell phone stop working when a cigar-shaped object passes overhead.

A teen views a mushroom-shaped object that leaves a glowing ring on the ground; police officers witness a large triangular object.

The West Coast is home to the San Andreas fault, stretching for almost a thousand miles beneath the feet of millions of Americans.

Incredible stories of wildlife rescue and rehabilitation.

Tensions run high as Mike and MJ engage in disagreements; MJ's nerves are frayed as he prepares to ask Lisa an important question while on a getaway; Mike takes over the job site, with some frustrating consequences for MJ.

A weird white dome appears over a valley that is famous for UFO sightings; engineers try to work out why a huge bridge collapses on a clear blue day; why square waves in the sea are a sign to get out of the water.

Looking at the Oklahoma hotel built with stolen oil money; reflecting on brutality in a Cambodian school turned chamber of horrors; spotting a Latvian telescope that spied on the West; celebrating an Italian tribute to air travel.

Trace the chain of events that led to a deadly explosion on the Deepwater Horizon rig and unleashed the largest marine oil spill in history; see the failed part that caused the NASA Challenger Space Shuttle to explode seconds after liftoff.

A weird white dome appears over a valley that is famous for UFO sightings; engineers try to work out why a huge bridge collapses on a clear blue day; why square waves in the sea are a sign to get out of the water.

After a 2,500-year-old mummy is discovered in Siberia, locals report strange, cataclysmic events that point to an ancient curse; using cutting-edge archaeology, experts reveal who this person was and if they've unleashed something sinister.

Looking at the Oklahoma hotel built with stolen oil money; reflecting on brutality in a Cambodian school turned chamber of horrors; spotting a Latvian telescope that spied on the West; celebrating an Italian tribute to air travel.

BAFTA Award-winning comedian Graham Norton hosts this long-running, eponymous talk show on which he discusses the people, trends and news stories that interest him the most. As you'd expect from a comedic talk show, Norton performs a monologue and other comedy sketches, which include eccentric stories and characters, while welcoming celebrity guests and musical performers. The hourlong program often includes madcap audience participation. The party happens in Graham's world - and you're invited.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Stephen Fry muddles through the middle show with Aisling Bea, Danny Bhoy, Jimmy Carr and Alan Davies.

Stephen Fry conjures up some seasonal merriment with Jenny Eclair, Johnny Vegas, Bill Bailey and Alan Davies.

BAFTA Award-winning comedian Graham Norton hosts this long-running, eponymous talk show on which he discusses the people, trends and news stories that interest him the most. As you'd expect from a comedic talk show, Norton performs a monologue and other comedy sketches, which include eccentric stories and characters, while welcoming celebrity guests and musical performers. The hourlong program often includes madcap audience participation. The party happens in Graham's world - and you're invited.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Stephen Fry muddles through the middle show with Aisling Bea, Danny Bhoy, Jimmy Carr and Alan Davies.

Stephen Fry conjures up some seasonal merriment with Jenny Eclair, Johnny Vegas, Bill Bailey and Alan Davies.

Say goodbye to this group of players, who are ready for a last shot at the cash.

Looking at the Oklahoma hotel built with stolen oil money; reflecting on brutality in a Cambodian school turned chamber of horrors; spotting a Latvian telescope that spied on the West; celebrating an Italian tribute to air travel.

A weird white dome appears over a valley that is famous for UFO sightings; engineers try to work out why a huge bridge collapses on a clear blue day; why square waves in the sea are a sign to get out of the water.

Time traveling to the '90s with cargo pants and supermodel bodycon dresses.

Reflect on the collapse of this mighty South American society; contemplate how the technologically advanced Inca Empire, which stretched from Ecuador to Chile, was swiftly dismantled and how the evidence of its existence was nearly lost to history.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

A cast-off kiddie pool in New Brunswick has the brothers sinking their teeth into a floating bedroom; fitted out with a domed mosquito net and a drill-powered propellor, this nocturnal vessel will either be functional or not.

Brothers Andrew and Kevin's are entering Quebec, the French-speaking birthplace of the culinary marvel known as "poutine.".

Decoding the secrets of long-lost human settlements; scrutinizing a mysterious Norwegian mound, a prehistoric stone circle on the banks of the Tagus River, a lost city in the cradle of civilization and bizarre rock shapes.

Parting the waters using satellite imagery to see what lies beneath; discovering a lost-lost Turkish basilica, a church spire amid toxic sludge in Romania, a ship hull in the North Sea, a shocking underwater find that rivals the Great Barrier Reef.

After a 2,500-year-old mummy is discovered in Siberia, locals report strange, cataclysmic events that point to an ancient curse; using cutting-edge archaeology, experts reveal who this person was and if they've unleashed something sinister.

Reflect on the collapse of this mighty South American society; contemplate how the technologically advanced Inca Empire, which stretched from Ecuador to Chile, was swiftly dismantled and how the evidence of its existence was nearly lost to history.

BAFTA Award-winning comedian Graham Norton hosts this long-running, eponymous talk show on which he discusses the people, trends and news stories that interest him the most. As you'd expect from a comedic talk show, Norton performs a monologue and other comedy sketches, which include eccentric stories and characters, while welcoming celebrity guests and musical performers. The hourlong program often includes madcap audience participation. The party happens in Graham's world - and you're invited.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Stephen Fry messes with the mind, with Sarah Millican, Tommy Tiernan, Josh Widdicombe, and Alan Davies.

Stephen Fry makes a meal of some M-themed food topics with Cariad Lloyd, Dermot O'Leary, Phill Jupitus, and Alan Davies.

Say goodbye to this group of players, who are ready for a last shot at the cash.

Exploring West African fashion when designer Banke Kuku visits the sewing room.

The sewers try out a no-waste pants pattern, then applaud as they turn a mountain of scrap tote bags and second-hand crochet blankets into unique creations.

Say goodbye to this group of players, who are ready for a last shot at the cash.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Unravel the secrets of tornado formation and hear survivors' harrowing stories.

A young boy is swallowed by a sand dune and miraculously survives; A fog lasts five days and kills thousands in London; The largest ship in the US Navy vanishes during World War I.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

Host Anthony Burke joins a young couple, Steph and Paul, as they set out bravely and optimistically to write a happy, luxe new chapter for a storied 150-year-old Melbourne institution.

Parting the waters using satellite imagery to see what lies beneath; discovering a lost-lost Turkish basilica, a church spire amid toxic sludge in Romania, a ship hull in the North Sea, a shocking underwater find that rivals the Great Barrier Reef.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Stephen Fry messes with the mind, with Sarah Millican, Tommy Tiernan, Josh Widdicombe, and Alan Davies.

Stephen Fry makes a meal of some M-themed food topics with Cariad Lloyd, Dermot O'Leary, Phill Jupitus, and Alan Davies.

Say goodbye to this group of players, who are ready for a last shot at the cash.

Stephen Fry messes with the mind, with Sarah Millican, Tommy Tiernan, Josh Widdicombe, and Alan Davies.

Stephen Fry makes a meal of some M-themed food topics with Cariad Lloyd, Dermot O'Leary, Phill Jupitus, and Alan Davies.

Experiencing the 2017 Mexico City earthquake; uncovering the mystery of the Oklahoma frack quakes; how tremor-proof construction could cause the destructive events; how an earthquake revealed a history-changing room.

Follow Hope Swinimer and her team as they rescue, treat, and release injured and orphaned wildlife.

Zoom in on some otherworldly sights; spot a giant glacier on the Red Planet, let the milky seas off the coast of Java bathe your vision, ponder a huge hexagon floating above Saturn and take a spin around a doughnut-shaped lake in Saskatchewan.

The West Coast is home to the San Andreas fault, stretching for almost a thousand miles beneath the feet of millions of Americans.

Soldiers encounter a luminous triangular-shaped craft in an English field; witnesses report a metallic object hovering over water.

A silent, orange football-shaped object is spotted over Loring Air Force Base in Maine; a Swedish farmer witnesses a crash into a lake.

In the remote Cagayan Valley of the Philippines, archaeologists discover the remains of an ancient rhinoceros; a Brazilian island is infested with thousands of deadly vipers; researchers uncover shocking human remains deep in a Kenyan cave.

Zac and Darin get down and dirty as they explore a natural approach to farming through regenerative agriculture and organic food production.

A Montana small town branded by an infamous jailbreak; how nature trumped greed during an Alaska treasure hunt; a cultural icon from the rough side of New Orleans; the Empire State of the South.

Choosing from a diverse array of fruits, the contestants must create a sensory cocktail experience.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

Host Anthony Burke joins a young couple, Steph and Paul, as they set out bravely and optimistically to write a happy, luxe new chapter for a storied 150-year-old Melbourne institution.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Alaskans push their limits amid the warming tundra and melting landscape.

Parting the waters using satellite imagery to see what lies beneath; discovering a lost-lost Turkish basilica, a church spire amid toxic sludge in Romania, a ship hull in the North Sea, a shocking underwater find that rivals the Great Barrier Reef.

Look at a sprawling New Jersey complex that once housed a military lab targeted by Soviet spies, then examine a scarred Welsh coastline exploited for building materials. Trek to a Greek WW II disaster site and a Peruvian palace with a dark secret.

A young recruit encounters aliens in the Nevada desert in the 1960s; he claims they were working with the US military and housed a spaceship in a secret hangar nearby.

Parting the waters using satellite imagery to see what lies beneath; discovering a lost-lost Turkish basilica, a church spire amid toxic sludge in Romania, a ship hull in the North Sea, a shocking underwater find that rivals the Great Barrier Reef.

Look at a sprawling New Jersey complex that once housed a military lab targeted by Soviet spies, then examine a scarred Welsh coastline exploited for building materials. Trek to a Greek WW II disaster site and a Peruvian palace with a dark secret.

Zac and Darin get down and dirty as they explore a natural approach to farming through regenerative agriculture and organic food production.

Unravel the secrets of tornado formation and hear survivors' harrowing stories.

Reflect on the collapse of this mighty South American society; contemplate how the technologically advanced Inca Empire, which stretched from Ecuador to Chile, was swiftly dismantled and how the evidence of its existence was nearly lost to history.

Alaskans push their limits amid the warming tundra and melting landscape.

A young boy is swallowed by a sand dune and miraculously survives; A fog lasts five days and kills thousands in London; The largest ship in the US Navy vanishes during World War I.

On the hunt for a steady supply of fish, Bentley and his father, Gary, brave subzero temperatures on a remote, frozen lake; Jon heads into the bush on a mission.

A husband and wife storm chaser team witness devastation caused by a tornado; a meteorologist is chased by a twister; a meteorologist witnesses one of the widest tornadoes ever recorded.

Jeremy Birch takes on a salvage to raise a vessel with a concrete hull; it's been in the Fraser River for a month, collecting silt and mud, adding 30 tons to its deadweight.

Explores strongholds abandoned by their architects; a lost city in the Amazon jungle; a desert fortress made by humanity's most notorious empire; explores a city of identical castles; examines a Greek isle's bloody history from the air.

A 10,000-gallon water tank is found to be empty after an object is spotted hovering over it; amaranth plants wilt after a saucer-shaped craft hovers above them.

A policeman discovers an oval-shaped object without windows or doors; a woman spots an aura of light surrounding a small tree.

A farm dog named Wrangler was run over by a tractor; a foal named Missy ripped her eyelid on a barbed wire fence; Savannah heads to the Enoch Cree Nation to run an emergency Parvo clinic.

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Autumn brings the open house and incredible releases; red tape snares a long-term resident.

MJ runs into financial setbacks, tiling troubles and door debates with his father; as tensions mount, MJ must come to a decision that has repercussions for the completion of his home.

A mysterious glowing green entity is seen in Australia's nighttime sky; footage of a twisting fire worm may confirm a local legend about a cave-dwelling super serpent.

An elaborate stadium in Lithuania hosts an unlikely Cold War matchup; an industrial relic in England gets caught in a heated labor dispute; a gothic-style tower in Memphis attracts rock and roll royalty.

Stories of ghost towns, including Pripyat and Hashima Island.

A mysterious glowing green entity is seen in Australia's nighttime sky; footage of a twisting fire worm may confirm a local legend about a cave-dwelling super serpent.

Three graves are discovered on the frozen beach of an uninhabited Arctic island; the mummified corpses inside may answer a centuries-old mystery of an expedition that was literally consumed by the cannibalistic insanity of its mutinous crew.

An elaborate stadium in Lithuania hosts an unlikely Cold War matchup; an industrial relic in England gets caught in a heated labor dispute; a gothic-style tower in Memphis attracts rock and roll royalty.

Hurricane Florence causes biblical-level flooding in North Carolina; a magnitude seven earthquake rocks Anchorage, Alaska; a colossal wave swamps a surfer in Nazaré, Portugal.

Just after shuttering many businesses in response to the pandemic, Jonesboro, Ark., takes another hit from a natural disaster; an EF3 tornado touches down on the south side of the city and plows across the busiest parts of Jonesboro.

Exploring the stories behind mankind's greatest engineering disasters through archives and expert interviews.

Analyze fish remains found near an angry Sumatran volcano that could suggest a new human migration route. Visit a prehistoric village smoked out by a forest fire, a collapsed kingdom in Turkey, and evidence of early Olympic sacrificial rituals.

Hurricane Florence causes biblical-level flooding in North Carolina; a magnitude seven earthquake rocks Anchorage, Alaska; a colossal wave swamps a surfer in Nazaré, Portugal.

Just after shuttering many businesses in response to the pandemic, Jonesboro, Ark., takes another hit from a natural disaster; an EF3 tornado touches down on the south side of the city and plows across the busiest parts of Jonesboro.

Exploring the stories behind mankind's greatest engineering disasters through archives and expert interviews.

An elaborate stadium in Lithuania hosts an unlikely Cold War matchup; an industrial relic in England gets caught in a heated labor dispute; a gothic-style tower in Memphis attracts rock and roll royalty.

A mysterious glowing green entity is seen in Australia's nighttime sky; footage of a twisting fire worm may confirm a local legend about a cave-dwelling super serpent.

Honour history's fashion icons in the quarter-final battle; the final five take on Audrey Hepburn's iconic little black dress; shower-curtain frocks designed by Esme Young.

Evidence of female power in ancient Kush; secrets long buried in a New Mexico pueblo; a find near the Nazca Lines in Peru; mysteries in Cambodia's Angkor Wat.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

Three graves are discovered on the frozen beach of an uninhabited Arctic island; the mummified corpses inside may answer a centuries-old mystery of an expedition that was literally consumed by the cannibalistic insanity of its mutinous crew.

Peek at landmarks in places where they shouldn't be; wing your way over an imperial pyramid in the Netherlands, a metal sphere in remote Russia, a lion shape carved into an English hillside and a bare swath cut through an Austrian forest.

Dealing with toxic fallout after a hot real estate market forces Jason and Alisha to buy a house without getting a home inspection; the Holmes team transforms a moldy, radon-filled eyesore into a cozy, healthy place to raise a family.

Analyze fish remains found near an angry Sumatran volcano that could suggest a new human migration route. Visit a prehistoric village smoked out by a forest fire, a collapsed kingdom in Turkey, and evidence of early Olympic sacrificial rituals.

The first mammal of the year is born.

Emotions are high as MJ delivers his custom table to an unsuspecting friend; everyone pitches in for the final push to complete the house before the big reveal.

A paradise beach in the Bahamas is transformed as the ocean simply vanishes; a woman films the silhouette of a 12-foot monster lurking in the fog.

Scattered around the world are long-forgotten engineering marvels, decaying cities and empty factories that once stood on the cutting edge of design and construction. Today they are discarded, dangerous, and some of them are even deadly. "Mysteries of the Abandoned" reveals why these engineering triumphs were built and how they were left to crumble. In each hourlong episode, stories tell of who originally designed the structure, its historical significance, and why it was ultimately no longer viable. California's Goat Canyon Trestle railway, Pennsylvania's Kinzua Viaduct steel bridge, the Grand Goulets Road in the French Alps, and Hashima Island, a once thriving and now deserted Japanese island, are among episode subjects.

The U.S. gains information about space borders using unwanted battleship guns; a V2 rocket is developed from the remains of a secret Nazi base.

A paradise beach in the Bahamas is transformed as the ocean simply vanishes; a woman films the silhouette of a 12-foot monster lurking in the fog.

When strange towers of ice are found growing in a barren, water-starved desert, experts speculate why these structures have uncanny similarities to extraterrestrial formations recently discovered on Pluto's alien landscape.

Scattered around the world are long-forgotten engineering marvels, decaying cities and empty factories that once stood on the cutting edge of design and construction. Today they are discarded, dangerous, and some of them are even deadly. "Mysteries of the Abandoned" reveals why these engineering triumphs were built and how they were left to crumble. In each hourlong episode, stories tell of who originally designed the structure, its historical significance, and why it was ultimately no longer viable. California's Goat Canyon Trestle railway, Pennsylvania's Kinzua Viaduct steel bridge, the Grand Goulets Road in the French Alps, and Hashima Island, a once thriving and now deserted Japanese island, are among episode subjects.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

A quiz which compensates for the level of difficulty by awarding points not just for correct answers but also for interesting answers, regardless of their relevance to the original question asked.

Stephen Fry meditates on matters medieval and macabre with guests Julia Zemiro, Matt Lucas and David Mitchell.

In Orange NSW, first responders Chris and Mel have found all the cosmopolitan comforts of city living along with fresh air, big skies, open spaces and a sweet Edwardian fixer-upper called Bega.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

Separate the right from the wrong, then try to figure out what's downright impossible; follow a horde of keen players as they vie for glory and a chance to unlock 10,000 pounds trapped inside the giant exclamation mark on stage.

In Orange NSW, first responders Chris and Mel have found all the cosmopolitan comforts of city living along with fresh air, big skies, open spaces and a sweet Edwardian fixer-upper called Bega.

Hunt for the root cause of atomic accidents. Examine the Windscale fire, which led to safer reactor designs; learn why swift crisis management helped in the Three Mile Island incident; and see why improper waste disposal fuelled the Kyshtym disaster.

Scattered around the world are long-forgotten engineering marvels, decaying cities and empty factories that once stood on the cutting edge of design and construction. Today they are discarded, dangerous, and some of them are even deadly. "Mysteries of the Abandoned" reveals why these engineering triumphs were built and how they were left to crumble. In each hourlong episode, stories tell of who originally designed the structure, its historical significance, and why it was ultimately no longer viable. California's Goat Canyon Trestle railway, Pennsylvania's Kinzua Viaduct steel bridge, the Grand Goulets Road in the French Alps, and Hashima Island, a once thriving and now deserted Japanese island, are among episode subjects.

A paradise beach in the Bahamas is transformed as the ocean simply vanishes; a woman films the silhouette of a 12-foot monster lurking in the fog.

Get down to business with the four semifinalists, who must construct an office-staple trench coat from scratch; marvel as the sewers convert everyday cleaning items into wearable art, then transform humble boilersuits into runway-worthy masterpieces.

Examine strange relics forgotten by time. Visit a perturbing circle of stone in the Golan Heights, a mountain of headless statues in Turkey, a castle left to crumble in the Saudi Arabian desert, and a time-worn secret in the wilds of Peru.

Evidence of female power in ancient Kush; secrets long buried in a New Mexico pueblo; a find near the Nazca Lines in Peru; mysteries in Cambodia's Angkor Wat.

Anak Krakatoa unexpectedly erupts, blowing away a large portion of the volcano which causes a rare volcanic/landslide tsunami.

Teams try to break speed records at the Bonneville Salt Flats.

On the island of Pohnpei in Micronesia, explorers discover ancient structures hidden beneath dense vegetation; a strange glowing forest is discovered in India; an immense tunnel system is investigated in the Brazilian jungle.

Closest encounters and first-hand experiences with abductions.

Hope struggles to save a seal for the first time.

Mike and MJ decide to go into business together to buy houses and renovate them right. But MJ is in for a surprise when he discovers Mike has already purchased their first project, then finds another investment 3.5 hours away.

A huge fizzing fireball is filmed crashing through a farmer's field; a forest that seems to be breathing; a mysterious horizontal cloud puzzles Japanese airplane passengers.

An old compound in Texas bears the scars of a violent revolution; a secret facility outside Berlin is used by a dictator to escape justice; the estate of an aristocrat becomes a stronghold for the IRA.

The history of a stretch of concrete known as Hitler's Bridge; the highest bridge in the world collapses.

A huge fizzing fireball is filmed crashing through a farmer's field; a forest that seems to be breathing; a mysterious horizontal cloud puzzles Japanese airplane passengers.

Preserved in the ice of Mexico's highest peak, a group of climbers stumble upon the bizarre, mummified remains of a man in a pinstripe business suit; experts uncover possible drug cartel connections and a plane crash shrouded in secrecy.

An old compound in Texas bears the scars of a violent revolution; a secret facility outside Berlin is used by a dictator to escape justice; the estate of an aristocrat becomes a stronghold for the IRA.

A ship blocks the most important route in global trade; a strange Scottish creature chases a mountaineer; mystery lights stalk allied pilots in Nazi Germany; determining if these are tricks of the mind or wild weather.

Face down infernos that are causing unprecedented devastation.

A Swiss mountain seems to be squirting out its insides; a moon with a halo appears and seems to trigger bizarre human behavior; glowing green geese are filmed flying over Canada.

A ship blocks the most important route in global trade; a strange Scottish creature chases a mountaineer; mystery lights stalk allied pilots in Nazi Germany; determining if these are tricks of the mind or wild weather.

Face down infernos that are causing unprecedented devastation.

Along the coastline, Zac and Darin take a deep dive into the coral reef restoration techniques supporting a vast underwater ecosystem.

Hadrian's Villa is the largest Roman palace ever constructed and demonstrates the opulent peak of Rome's ancient engineering; experts investigate secrets that could reveal the truth behind one of Rome's most enigmatic emperors.

An old compound in Texas bears the scars of a violent revolution; a secret facility outside Berlin is used by a dictator to escape justice; the estate of an aristocrat becomes a stronghold for the IRA.

A huge fizzing fireball is filmed crashing through a farmer's field; a forest that seems to be breathing; a mysterious horizontal cloud puzzles Japanese airplane passengers.

Britain's best home sewers are tested on their sewing and dressmaking skills.

Kim and Pierre's trapline expansion is well underway when a troublesome local resident threatens to derail their plans; Jon and his wife Lally brave extreme arctic conditions as they attempt to secure a supply of food.

Danielle assists her sister and brother-in-law in completing their lake house; she ends up managing the build after some unexpected circumstances occur.

Tempers reach a boiling point when the newest member questions if they can continue the journey; the group is brought together by profound words from an Elder, strengthening their connection with each other and the land.

Hammerheads, Galapagos sharks, rays, and other species populate the waters of Cocos Island.

Confront objects that make no sense; spot a spinning island in an Argentinian marsh, a colossal triangle stuck in the Arizona desert, mysterious multicoloured pools across northern Ethiopia and a huge human figure hidden in the Australian outback.

The coastal metropolis of Miami faces a triple threat of crumbling limestone bedrock, ferocious superstorms and relentless rising oceans.

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A 10,000-gallon water tank is found to be empty after an object is spotted hovering over it; amaranth plants wilt after a saucer-shaped craft hovers above them.

A new volunteer and a raven become roommates at the rehab.

On the St. Lawrence River, MJ and Mike get a good deal on an eyesore full of asbestos, and they are forced to call in a remediation team; back at the country house, Mike and MJ find out they on the hook to replace its entire leaching field.

Weird fog blobs seems to rear up at cars on a dusty highway. A man films a vision of an angel in the clouds over Texas. And what are the skull-sized Ice eggs that suddenly appear on a beach?

Scattered around the world are long-forgotten engineering marvels, decaying cities and empty factories that once stood on the cutting edge of design and construction. Today they are discarded, dangerous, and some of them are even deadly. "Mysteries of the Abandoned" reveals why these engineering triumphs were built and how they were left to crumble. In each hourlong episode, stories tell of who originally designed the structure, its historical significance, and why it was ultimately no longer viable. California's Goat Canyon Trestle railway, Pennsylvania's Kinzua Viaduct steel bridge, the Grand Goulets Road in the French Alps, and Hashima Island, a once thriving and now deserted Japanese island, are among episode subjects.

Once-great triumphs of marine engineering now left to rust include a ship graveyard in Maryland.

Weird fog blobs seems to rear up at cars on a dusty highway. A man films a vision of an angel in the clouds over Texas. And what are the skull-sized Ice eggs that suddenly appear on a beach?

A salvage team discovers the mysterious remains of an enormous shipwreck near Cambridge Bay in the icy waters of the Canadian Arctic; experts investigate and uncover a cutting-edge vessel with links to one of the greatest polar explorers in history.