Stel and Jess investigate cave paintings in Turkey that match an advanced civilization that built the world's oldest city; tracing the ancient migration to the coast, they discover a shoreline and ruins of a lost city right under their feet.

Stel and Jess dig into unexplored archeological sites along the Adriatic coast of Croatia where underwater relics from an ancient bridge system lead them to an age-old legend of a lost city and into a massive sinkhole that could swallow a city whole.

Stel and Jess sail to Sicily to explore Europe's largest active volcano; Their investigation leads them to a hidden labyrinth and a mysterious underwater monolith.

Stel and Jess investigate cave paintings in Turkey that match an advanced civilization that built the world's oldest city; tracing the ancient migration to the coast, they discover a shoreline and ruins of a lost city right under their feet.

Stel and Jess investigate a mysterious Greek island where an advanced ancient civilization built a massive marble pyramid.

Unearthing the origins, tales and beliefs of Satanism as it grows in popularity and gains thousands of devotees.

The historic city of Petra in southern Jordan may contain treasures hidden within its rose-colored stone walls.

When a Chinese moon rover breaks down, a scientist at NASA points to a mysterious material that seemed to sabotage the Apollo missions decades earlier; the Rosetta spacecraft discovers a comet that appears to be singing.

A distant planet shows an Earth-like atmosphere; a glowing light suggests an atmosphere on the Moon; why there are blueberries on Mars.

A piece of the sun seems to have vanished; the Hubble spots an unidentified object traveling faster than light.

Huge magnetic bubbles millions of miles wide; strange invisible matter, and a death star tearing through bands of icy comets, flinging them into violent orbits.

There is a planet in the solar system covered in thick, dense clouds and roasted by colossal temperatures, and is a vision of Earth's future; taking a look at Venus to understand how Earth will be destroyed.

Scientists use cutting-edge technology to stop an asteroid apocalypse; mankind comes closer to keeping Earth safe from killer space rocks.

When a U.S. Air Force intercept aircraft chases after a UFO, it vanishes forever without a trace; a new investigation tries to uncover what caused this mysterious disappearance.

When two experts build their own radio-listening station to intercept the secret communications of American and Soviet astronauts, they capture traces of a haunting voice that may be a lost Russian cosmonaut.

When someone picks up a radio distress call from a seven-year-old boy lost alone in the desert, authorities embark on a search-and-rescue mission to find him; as the hunt continues, the case becomes more and more mysterious.

Experts use cutting-edge technology to investigate a mysterious phenomenon at the tomb of a 3,000-year-old Egyptian pharaoh.

When a powerful radio beam originating from deep space is detected by experts on Earth, some suspect it's hard evidence of extraterrestrial life; new investigations into this shocking signal might reveal the truth.

A Russian radio station has broadcast a signal nonstop since the Cold War, and no one knows why; experts use hi-tech methods to investigate what it is and what might happen if it ever stops.

Cameras onboard a massive cargo ship in the Black Sea capture the vessel buckling and breaking in half as if seized by a mysterious force; experts investigate a bizarre area of perilous waters linked to a history of Bermuda Triangle-like sinkings.

A cube spins through the skies over Missouri, raising questions about its propulsion system.

A monk unveils what looks like the corpse of a mermaid; a note claims that the creature was caught in the 18th century; experts investigate the possibility that the strange figure was actually a hominid that evolved to live in the ocean.

When a bizarre, alien skeleton is found in an abandoned compound in the Himalayas, some speculate that it's the corpse of a newly-dead dinosaur, and using cutting-edge tech, experts investigate if it's evidence of a top-secret Jurassic Park.

A villager films a river bank suddenly rising as though a gigantic creature is emerging from beneath the waters in India; experts investigate a potential network of criminal gangs who may be stripping river beds of a very valuable commodity.

A strange creature on the site of one of the worst nuclear disasters ever sparks fears of a terrifying genetic mutation; new evidence suggests a legendary predator with a thirst for blood might have come back from the dead.

When a bizarre, alien skeleton is found in an abandoned compound in the Himalayas, some speculate that it's the corpse of a newly-dead dinosaur, and using cutting-edge tech, experts investigate if it's evidence of a top-secret Jurassic Park.

A villager films a river bank suddenly rising as though a gigantic creature is emerging from beneath the waters in India; experts investigate a potential network of criminal gangs who may be stripping river beds of a very valuable commodity.

A strange creature on the site of one of the worst nuclear disasters ever sparks fears of a terrifying genetic mutation; new evidence suggests a legendary predator with a thirst for blood might have come back from the dead.

A monk unveils what looks like the corpse of a mermaid; a note claims that the creature was caught in the 18th century; experts investigate the possibility that the strange figure was actually a hominid that evolved to live in the ocean.

When a powerful radio beam originating from deep space is detected by experts on Earth, some suspect it's hard evidence of extraterrestrial life; new investigations into this shocking signal might reveal the truth.

A Russian radio station has broadcast a signal nonstop since the Cold War, and no one knows why; experts use hi-tech methods to investigate what it is and what might happen if it ever stops.

Recently discovered documents show NASA's secret plan B for failure of the first moon landing; a Soyuz capsule carrying NASA astronaut Peggy Whitson back to Earth goes missing; NASA's Cassini mission unravels a three hundred year old.

A NASA astronaut reports seeing a flying saucer in the skies above a U.S. Air Force test range; how the swirling gases of Saturn have formed a perfect hexagon that has hovered above the planet's pole for 30 years.

Spaceships powered by atomic bombs; artificial rings encircle an entire star; Neil Armstrong's transmission feed cuts off when he spots strange lights on the moon; how can lightning talk to itself.

The history of the Universe lies beneath the hood of your car; The iron in your chassis, the gold in your stereo and the copper in your electronics all owe their existence to violent cosmic events that took place billions of years ago.

A look inside the supermassive black hole in the center of the Milky Way to discover terrifying secrets about parallel universes, wormholes, and space-time.

The man-made islands of Dubai are modern-day engineering marvels that turn the Arabian Sea into high-priced real estate, and today, a team of expert engineers use cutting-edge technology to build a new city district where there was once only water.

A team of engineers overhauls London's underground infrastructure to build a world-class sewer system; using cutting-edge tech and the latest construction methods, they work to transform a centuries-old network into a modern-day masterpiece.

Engineers in Seattle are building the world's first floating railway bridge using innovative construction technology for high-speed trains.

Deadly avalanches and catastrophic flooding are ever-present threats at one of the world's busiest ski resorts, but new technology and cutting-edge construction methods help engineers conquer the elements to keep this mountain-top getaway safe.

A state of the art NATO airplane is one of the most complex surveillance tools in the world, and special access inside this behemoth reveals how cutting-edge engineering and a hi-tech midair refueling system helps its crew defend against threats.

The F-35 is the most advanced fighter jet on the planet, and special access into the most expensive military program ever reveals how engineers use cutting-edge technology to outfit this 1,200 mile-per-hour aircraft with a stealth system.

The world's largest heavy-lift ship can carry entire cruise ships halfway across the globe without stopping, and to do this, experts use cutting-edge maritime engineering and the latest science for herculean strength and first-class maneuverability.

An aging dam in Nebraska is overcome by flooding after the area is hit with a devastating bomb cyclone; an investigation reveals that massive chunks of ice unleashed by the superstorm played a critical role in the failure of the old structure.

New York residents get a rude awakening when a disastrous crane collapse causes chaos on the downtown streets of Manhattan; experts use the latest tech to investigate and reveal how a slight increase in wind conditions created major catastrophe.

A detonated building mysteriously refuses to fall, an American ghost town with a deadly legacy, and wind turbines on the brink of disaster are engineering disasters in need of repair, and experts reveal what went wrong and if they can be fixed.

A skyscraper raining deadly bolts on the streets below, a highway on the brink of collapse, and a catastrophic landslide are engineering crises in need of repair, and experts use the latest science to reveal what went wrong.

An abandoned Vegas-style getaway with a deadly secret; a ghost town sinking into the earth; a passenger train on a course for disaster.

When catastrophe strikes Skylab, life on Earth is threatened by a space station cratering toward the planet, and NASA experts use cutting-edge technology to reveal what went wrong and if disaster can be averted.

A skyscraper raining deadly bolts on the streets below, a highway on the brink of collapse, and a catastrophic landslide are engineering crises in need of repair, and experts use the latest science to reveal what went wrong.

An abandoned Vegas-style getaway with a deadly secret; a ghost town sinking into the earth; a passenger train on a course for disaster.

When catastrophe strikes Skylab, life on Earth is threatened by a space station cratering toward the planet, and NASA experts use cutting-edge technology to reveal what went wrong and if disaster can be averted.

A detonated building mysteriously refuses to fall, an American ghost town with a deadly legacy, and wind turbines on the brink of disaster are engineering disasters in need of repair, and experts reveal what went wrong and if they can be fixed.

The F-35 is the most advanced fighter jet on the planet, and special access into the most expensive military program ever reveals how engineers use cutting-edge technology to outfit this 1,200 mile-per-hour aircraft with a stealth system.

The world's largest heavy-lift ship can carry entire cruise ships halfway across the globe without stopping, and to do this, experts use cutting-edge maritime engineering and the latest science for herculean strength and first-class maneuverability.

Three cosmonauts mysteriously die as they re-enter Earth's atmosphere and NASA needs to know why; a declassified document shows a CIA plan to use a space disaster as a cover to start World War 3.

Lost tapes show that Apollo astronauts heard unexplained transmissions on the far side of the moon; an amateur astronomer finds an odd disturbance in Martian atmosphere; an unidentified object in Earth orbit starts stalking Russian spacecraft.

Apollo 12 astronauts bring back something alive from the moon; NASA tracks an asteroid heading towards Earth but make an incredible discovery.

For years, scientists suspected that the oceans came from molecules delivered to Earth from distant stars by asteroids, but a new discovery suggests that their true origins may be more exotic.

The incredible secrets of the moon are revealed; the moon might be responsible for life on Earth.

Discoveries of new planets have revealed countless worlds much stranger than Earth; some of these strange worlds don't have stars and others are made out of diamonds.

Deep beneath the streets of Cincinnati lies a network of deserted tunnels and caverns that contain a remarkable history of the city's origins, and now, experts investigate to reveal who built this underground labyrinth and why it was abandoned.

Descending more than 200 feet beneath the Arizona bedrock lies the largest dry cave system in North America; experts explore this vast subterranean network to reveal the mysteries and undiscovered treasure that remain hidden within its walls.

Hidden beneath the town of Ramsgate, England, lies a hidden network of over three miles of air raid tunnels; experts investigate and uncover an extensive WWII bomb shelter that became a permanent refuge for many civilians after a devastating attack.

The top-secret construction of a massive nuclear bunker remained concealed under a palatial West Virginia hotel for decades; experts reveal how this vast subterranean structure was one of the most closely guarded Cold War secrets in U.S. history.

The longest known cave system in the world spans hundreds of miles beneath the hills of Kentucky, and containing prehistoric artifacts and ancient human remains, experts reveal a subterranean mystery that may have changed the course of U.S. history.

Buried nearly a mile beneath the Black Hills of South Dakota is a cutting-edge laboratory at the forefront of astonishing scientific research; experts reveal advancements engineers achieved more than a century ago that keep it operating today.

Abandoned engineering projects include a classified Soviet machine built to prevent all-out nuclear war, a top-secret Nazi facility, and a strange tower that left an enduring legacy.

Some of the world's most incredible engineering projects are now deserted; Explore what happened to a cutting-edge research complex built by a visionary genius; an ambitious Nazi project that met a sinister end; a Cold War relic that changed history.

Stories of incredible engineering projects now deserted, including a massive military site that was once a hotbed for nuclear testing, a top-secret airbase hidden inside a mountain, and an otherworldly power plant.

An abandoned town in the Nevada desert is the ruins of an American Atlantis, destroyed by catastrophic floods when the Hoover Dam was built; experts investigate the secrets of this eerie ghost town as water levels recede and the city reemerges.

An island of dense jungle is home to an abandoned complex with a dark past of bloodshed and rebellion, and new discoveries at this deserted place reveal why it was built and the gruesome circumstances of its downfall.

At an infamous prison in the Amazon, dangerous criminals faced hard labor, a hostile environment and death by guillotine; today, it's deserted and new discoveries reveal why this hellish compound was built and abandoned.

An abandoned town in the Nevada desert is the ruins of an American Atlantis, destroyed by catastrophic floods when the Hoover Dam was built; experts investigate the secrets of this eerie ghost town as water levels recede and the city reemerges.

An island of dense jungle is home to an abandoned complex with a dark past of bloodshed and rebellion, and new discoveries at this deserted place reveal why it was built and the gruesome circumstances of its downfall.

At an infamous prison in the Amazon, dangerous criminals faced hard labor, a hostile environment and death by guillotine; today, it's deserted and new discoveries reveal why this hellish compound was built and abandoned.

Stories of incredible engineering projects now deserted, including a massive military site that was once a hotbed for nuclear testing, a top-secret airbase hidden inside a mountain, and an otherworldly power plant.

The longest known cave system in the world spans hundreds of miles beneath the hills of Kentucky, and containing prehistoric artifacts and ancient human remains, experts reveal a subterranean mystery that may have changed the course of U.S. history.

Buried nearly a mile beneath the Black Hills of South Dakota is a cutting-edge laboratory at the forefront of astonishing scientific research; experts reveal advancements engineers achieved more than a century ago that keep it operating today.

Two astronauts trapped in the vacuum of space face a horrible death; the first close up images of Pluto show an alien landscape; residents of Houston struggle to explain videos of unidentified flying lights captured above their city at night.

Astronauts evacuate when a mystery object hurtles toward the ISS; a NASA secret agent goes undercover to retrieve missing moon rocks; scientists struggle to find answers when they discover a huge void at the edge of the solar system.

Evidence of alien technology around a distant star; speculation about Pluto's surface; Apollo astronauts are at a loss of words to describe an object they encountered while they approached the moon.

The heart of the M87 supermassive black hole, the first and only black hole ever photographed; the mystery of how it grew so large, what lies inside, and how it controls the entire galaxy.

Investigating the mysterious pattern of rocks at the bottom of Lake Michigan known as Underwater Stonehenge; at the notorious Alcatraz prison, Rob uses state-of-the-art technology in search of rumored escape tunnels.

Exploring mysterious tunnels beneath Denver's airport, capitol building and downtown to investigate rumors of a secret organization that operates below; in Ohio, trying to uncover the ancient secrets of a giant mound shaped like a serpent.

Examining a set of bizarre markings that suggest a violent clash between prehistoric beasts; in California, Rob investigates to see if a strange lake is a home to alien life.

Heading to California to investigate a network for major fault lines that could set off an unprecedented mega-quake; he explores a mysterious sinkhole that some believe is an endless pit to the center of the Earth.

Hunting for a legendary mass grave that could expose a dark secret of America's industrial past; using cutting-edge technology to find out why a giant lake is mysteriously disappearing high in the mountains.

Investigating rumors of a secret underground escape route used by the infamous gangster Al Capone; trying to uncover who or what built a vast landscape of earthen mounds in Washington state.

Descending into a cave 30 feet beneath Texas in search of evidence of a mass extinction event; heading to Lake Michigan to investigate an unexplained, Bermuda Triangle-like phenomenon that has caused ships to disappear for centuries.

A meteorite dagger found in the tomb of King Tut; a massive swastika found in the desert near Roswell, N.M.; using satellites to hunt for Joseph Kony.

A strange mass breaches surface of an ocean near Antarctica, sparking rumors of a mythological sea monster; an area of the US-Mexico border becomes an international mystery; ancient rock carvings in a remote mountain range depict unearthly beings.

An amateur archaeologist finds strange symbols scratched into the Kazakhstan desert; CIA surveillance photographs show what appears to be a giant Star of David on the island of Cuba; a lake in the Brazilian rain forest turns bright pink.

A heavily armored force takes over one of Syria's most ancient archaeology sites, prompting fears that its relics are being stolen; tanks appear to be facing off in Antarctica next to an unworldly object; a water reservoir in LA suddenly turns black.

A giant letter Z is carved into a Mexican hillside, evoking the mark of a legendary outlaw; a strange sighting in Germany points to secrets from the Cold War; Massive, blood-red marks in China prompt fears of a violent government crackdown.

A vast structure buried in the sands near the legendary city of Petra points to a bloody past; when terrorists kidnap more than 200 schoolgirls in northern Nigeria, rescuers use satellites to track them down.

A heavily armored force takes over one of Syria's most ancient archaeology sites, prompting fears that its relics are being stolen; tanks appear to be facing off in Antarctica next to an unworldly object; a water reservoir in LA suddenly turns black.

A giant letter Z is carved into a Mexican hillside, evoking the mark of a legendary outlaw; a strange sighting in Germany points to secrets from the Cold War; Massive, blood-red marks in China prompt fears of a violent government crackdown.

A vast structure buried in the sands near the legendary city of Petra points to a bloody past; when terrorists kidnap more than 200 schoolgirls in northern Nigeria, rescuers use satellites to track them down.

An amateur archaeologist finds strange symbols scratched into the Kazakhstan desert; CIA surveillance photographs show what appears to be a giant Star of David on the island of Cuba; a lake in the Brazilian rain forest turns bright pink.

Investigating rumors of a secret underground escape route used by the infamous gangster Al Capone; trying to uncover who or what built a vast landscape of earthen mounds in Washington state.

Descending into a cave 30 feet beneath Texas in search of evidence of a mass extinction event; heading to Lake Michigan to investigate an unexplained, Bermuda Triangle-like phenomenon that has caused ships to disappear for centuries.

The team examines viral videos from the internet; they try to find out if people truly believe what they see.

Adam and Jamie test ninja myths; they try to determine whether the one-inch punch really works and if a ninja can catch an arrow in mid-air.

Adam and Jamie test an Indiana Jones myth; Kari, Grant and Tori try to break out of prison.

The team tests if NASA really did land on the Moon.

Some believe the fire on Apollo One that killed three astronauts was a top-secret cover-up, and a team of experts investigate if this disaster was a tragic accident or part of a conspiracy to fake the moon landing.

Confidential CIA files reveal a top-secret war for space between the US and the Soviets, and a team of experts investigate if new discoveries about American espionage during the Apollo program provide evidence of a conspiracy.

Some believe that the moon's waving American flag is the smoking gun that NASA faked the moon landing, and as a team of experts investigate this strange piece of evidence, the trail leads all the way to some of Hollywood's biggest names.

The NASA tapes that recorded the Apollo 11 moon landing are missing, and some believe their disappearance is part of a cover-up to hide the truth; experts use cutting-edge tech to hunt for this lost evidence and shed light on a possible conspiracy.

Apollo 11's lunar module nearly killed Neil Armstrong during training, and some believe this close-call could explain a conspiracy to fake the moon landing; investigating if dangers that the Apollo 11 crew faced were motive for a cover-up.

A team of experts investigates if there was a conspiracy to fake the moon landing, and uncovers a secret report on hundreds of Nazis involved in the Apollo space program.

Saturn is the the crown jewel of the solar system, and using the latest discoveries, some of the world's top experts seek to unravel the mystery of why its extensive ring system exists and if any of its many moons could harbor alien life.

The story of how an underground group of scientists took on the establishment to send a spacecraft to Pluto, the most distant world ever seen up-close.

The world's top space scientists use stunning images from space to reveal the secrets that the planets have kept for billions of years.

The story of how humans built machines that not only survived the perils of Jupiter, a massive and dangerous planet surrounded by a wreath of deadly radiation, but revealed its innermost secrets.

A team of scientists launch a probe to touch the sun and make a surprise discovery on the tiny planet Mercury.

Venus is a hellish alien world believed to be impossible to extraterrestrial life; but new discoveries reveal shocking evidence within its deadly atmosphere and on its strange surface, all pointing to a possible future for planet Earth.

Humanity's conquest of Mars became a reality with the Viking missions of the 1970s, and some experts believe that evidence gathered from these incredible explorations proves that there was once life on the Red Planet.

A look at how asteroids and comets have endured unimaginable periods of time and revealed the origins of the solar system.

Venus is a hellish alien world believed to be impossible to extraterrestrial life; but new discoveries reveal shocking evidence within its deadly atmosphere and on its strange surface, all pointing to a possible future for planet Earth.

Humanity's conquest of Mars became a reality with the Viking missions of the 1970s, and some experts believe that evidence gathered from these incredible explorations proves that there was once life on the Red Planet.

A look at how asteroids and comets have endured unimaginable periods of time and revealed the origins of the solar system.

A team of scientists launch a probe to touch the sun and make a surprise discovery on the tiny planet Mercury.

Saturn is the the crown jewel of the solar system, and using the latest discoveries, some of the world's top experts seek to unravel the mystery of why its extensive ring system exists and if any of its many moons could harbor alien life.

The story of how an underground group of scientists took on the establishment to send a spacecraft to Pluto, the most distant world ever seen up-close.

Adam and Jamie try to turn a conventional electric stun gun into a water-powered electric stun gun.

Jamie, Adam and Kari apply science to the theory that the more they drink, the more attractive they find the opposite sex.

Adam and Jamie take a fan mail film and use it to dial in on a phone book fable; the rest of the team test a fishy tale of Hollywood pyrotechnics with their own big bang theories.

Plastic injection moulds, automotive oil filters, filing cabinets, blown glass.

High precision cutting tools; stained glass; semi trailers; recorders.

Conga drums; metal plating; buttons.

Grinding wheels; compost; window blinds; milk.

Pentanque ball; biologic medicines; asphalt pavers; basques espadrilles.

Leather basketballs; flood gates; wood panel canvases; shoelaces.

Power steering pumps; Asian bowl meals; walking canes.

Lab extractors; custom-made chandeliers; power trainers; coffee pods.

Prams: factory built homes; wood flutes; bicycle tires.

An insight into the production process for thinning shears, wagon wheels, toaster pastries and violin bows.

Iron bathtubs; hopi kachina dolls; mine truck engine.

An insight into the manufacturing and production process for oil and encaustic paints, marine plywood and cycling shoes.

Nearly a decade after the ancient site of Nimrud was destroyed by terrorists, experts return to salvage the wreckage; archaeologists piece together the remaining ruins to reveal the origins and brutal decline of a lost empire.

The ancient necropolis of Abusir contains strange megastructures unlike any discovered in Egypt; experts gain rare access to investigate lost tombs and forgotten rituals to reveal the secrets of Egypt's Sun Cult pharaohs.

The legendary city of Kish, Iraq, lies at the cradle of human civilization and home to some of the world's first kings; using cutting-edge tech, experts investigate the buried secrets of this lost city to uncover the first origins of royalty.

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.

Along with Pompeii, the devastating eruption of Mount Vesuvius left another mysterious Roman settlement buried beneath its ashes; experts reveal new evidence of an ancient civilization and history's most infamous disaster.

The Pantheon is a 2,000-year-old temple with a secret; using cutting-edge archaeological methods and brand-new evidence, experts look beneath the streets of Rome to find out why it was built and how it survived so long.

Archaeologists scan the uncharted jungles of Southeast Asia to uncover the rise and fall of the medieval Khmer Empire.

A prehistoric mega-structure emerges from the sands of an English shore that could reveal lost mysteries of the Bronze Age; using pioneering technology and 3D imaging analysis, experts uncover dark, ancient rituals once performed here.

Archaeologists scan the uncharted jungles of Southeast Asia to uncover the rise and fall of the medieval Khmer Empire.

A prehistoric mega-structure emerges from the sands of an English shore that could reveal lost mysteries of the Bronze Age; using pioneering technology and 3D imaging analysis, experts uncover dark, ancient rituals once performed here.

The Pantheon is a 2,000-year-old temple with a secret; using cutting-edge archaeological methods and brand-new evidence, experts look beneath the streets of Rome to find out why it was built and how it survived so long.

The ancient necropolis of Abusir contains strange megastructures unlike any discovered in Egypt; experts gain rare access to investigate lost tombs and forgotten rituals to reveal the secrets of Egypt's Sun Cult pharaohs.

The legendary city of Kish, Iraq, lies at the cradle of human civilization and home to some of the world's first kings; using cutting-edge tech, experts investigate the buried secrets of this lost city to uncover the first origins of royalty.

The discovery of geysers on a moon; NASA's mission to detect life; an object is spotted approaching an asteroid.

Astronomers notice a planet in Earth's vicinity capable of supporting life; top secret military program exposed; the moon contains the components to start life.

Scientists wonder why Jupiter is hotter than it should be; the Curiosity Rover finds something strange on Mars; detectives turn to NASA for help with a murder cold case.

Gravitational waves are helping scientists explore the cosmos in revolutionary, new ways, and the discoveries they make are revealing the universe's greatest mysteries.

The Rosetta mission is a groundbreaking expedition to land on a comet for the very first time; special access reveals what this cutting-edge journey discovers and how these mysterious objects help create life on Earth.

Investigating whether the mysterious group known as the Illuminati is an actual secret society operating in the shadows or simply the invention of conspiracy theorists.

Exploring the many different interpretations of the legendary relic, the possibility of its actual existence, and where it might be located.

Investigating the claim that the Nazis created a flying saucer at a secluded research facility, and that the United States and Russia obtained the secret technology after World War II.

Investigating the mysterious figures in Greek society known as oracles, who reputedly spoke the word of the gods.

Enigmatic inventor Nikola Tesla, who was responsible for many electrical and radio advancements, dies in poverty and under FBI suspicion.

Jamie Theakston investigates Johann Reichhart, a German executioner who killed approximately 3,000 people during World War II.

The Vatican Secret Archives is a treasure trove of history that is shrouded in secrecy; Jamie Theakston heads to Rome in a bid to gain access.

Actor Peter Stormare teams up with a history enthusiast to investigate a mysterious relic that could be evidence of Viking settlement in America centuries before Columbus, but some think it's a hoax.

Actor Peter Stormare and historian Elroy Balgaard investigate the man accused of forging evidence of Vikings in America, testing a crucial piece of evidence with DNA analysis: an ancient skull that may have alien origins.

Peter Stormare and Elroy Balgaard arrange to meet a man with knowledge of the runestone at a secret location where he has something important to show them.

A forensic geologist informs Peter and Elroy of new, advanced testing that could verify the authenticity of the runestone, but a new challenge might put the investigation in jeopardy.

Peter and Elroy have been setting up an archaeological survey at their most promising site, but just as they prepare to dig, the state archeologist shuts down all their plans.

Peter and Elroy gain access to runestone samples for the forensic geologist to conduct testing, and they meet with a team that finds metal artifacts buried at the site where the runestone was discovered.

A forensic geologist informs Peter and Elroy of new, advanced testing that could verify the authenticity of the runestone, but a new challenge might put the investigation in jeopardy.

Peter and Elroy have been setting up an archaeological survey at their most promising site, but just as they prepare to dig, the state archeologist shuts down all their plans.

Peter and Elroy gain access to runestone samples for the forensic geologist to conduct testing, and they meet with a team that finds metal artifacts buried at the site where the runestone was discovered.

Peter Stormare and Elroy Balgaard arrange to meet a man with knowledge of the runestone at a secret location where he has something important to show them.

Jamie Theakston investigates Johann Reichhart, a German executioner who killed approximately 3,000 people during World War II.

The Vatican Secret Archives is a treasure trove of history that is shrouded in secrecy; Jamie Theakston heads to Rome in a bid to gain access.

A mars mission captures an image of a strange structure on the planet; an intriguing sight on the dark side of the moon; a planet-eating star gives scientists a peek of Earth's bleak future.

A probe malfunctions without cause as it enters deep space; a mission goes astray when an imposter breaches Mission Control; evidence of an invisible planet within the Solar System.

A photograph depicts two suns in the sky over Indonesia; ghostly white swirls on the moon's surface baffle NASA scientists; an astronaut disappears during his return to Earth.

Galaxies are locked in continual combat across the universe, and the Milky Way will face its biggest opponent ever, the Andromeda Galaxy, in a titanic and deadly struggle that could create a new and unrecognizable super galaxy.

The hidden kingdom of microscopic alien organisms shapes the universe as much as galaxies, stars, and planets; new discoveries reveal how bacteria, viruses and other micro-organisms built life on Earth and influence humanity's future in the cosmos.

New evidence could finally explain a mysterious UFO encounter in the Bermuda Triangle, and using cutting-edge tech and the latest underwater discoveries, a team of experts investigate if aliens have visited this strange stretch of water.

To find the truth behind unexplained phenomena, experts follow new clues to underwater alien anomalies that some believe have ties to the lost city of Atlantis.

Experts are hot on the trail of a legendary sea monster that reportedly lives in the underwater caves of the Bermuda Triangle; divers hunt for the deadly beast in underwater chambers.

Brand-new discoveries may finally explain the truth behind one of the Bermuda Triangle's most infamous disappearances.

Five US Navy planes vanish without a trace in the Bermuda Triangle, fueling speculation that this strange stretch of water is cursed.

When a credible witness claims to have discovered the wreckage of a long-lost ship, experts launch an investigation to positively identify the missing vessel and uncover how it could be more than 10 miles from where it reportedly sank.

A new lead may finally solve the mystery of the Witchcraft, a yacht that disappeared in the Bermuda Triangle in 1967; a cutting-edge expedition leads experts to a surprising discovery on the ocean floor.

A man filming a wedding flees in terror as a mysterious explosion rips through the festivities; an explorer in the wild jungle of Vietnam comes across a bizarre tree whose trunk shimmers as though it is alive.

A stargazer in Scotland films what looks like a ship breaking off from a meteor in an area known for UFO sightings; experts consider whether this could be a high-tech NASA operation, a delicate military refueling maneuver, or something else entirely.

Cameras capture falling objects that explode into a colorful chain reaction over the skies of Andoya Island in Norway; experts investigate a secret WWII Nazi complex linked to a weapons technology that may have been discovered by the Russians.

A truck engulfed in flames barrels down a lonely Brazilian highway, which could be the result of a sudden forest fire; experts investigate the story of a driver who somehow maneuvers his blazing cargo to a safe location.

CCTV footage captures a ghostly disturbance in a French chateau; experts try to uncover a worldly explanation for this shocking mystery.

A hunchbacked creature scurries out of the jungle in Costa Rica; experts consider if this could be the mythical beast known as La Mona, a person with a rare medical condition, or the result of a powerful drug known as the devil's breath.

A truck engulfed in flames barrels down a lonely Brazilian highway, which could be the result of a sudden forest fire; experts investigate the story of a driver who somehow maneuvers his blazing cargo to a safe location.

CCTV footage captures a ghostly disturbance in a French chateau; experts try to uncover a worldly explanation for this shocking mystery.

A hunchbacked creature scurries out of the jungle in Costa Rica; experts consider if this could be the mythical beast known as La Mona, a person with a rare medical condition, or the result of a powerful drug known as the devil's breath.

Cameras capture falling objects that explode into a colorful chain reaction over the skies of Andoya Island in Norway; experts investigate a secret WWII Nazi complex linked to a weapons technology that may have been discovered by the Russians.

When a credible witness claims to have discovered the wreckage of a long-lost ship, experts launch an investigation to positively identify the missing vessel and uncover how it could be more than 10 miles from where it reportedly sank.

A new lead may finally solve the mystery of the Witchcraft, a yacht that disappeared in the Bermuda Triangle in 1967; a cutting-edge expedition leads experts to a surprising discovery on the ocean floor.

Cosmonauts are trapped in a capsule in a frozen lake; a NASA scientist investigates the Hindenburg; the full moon affects experiments.

A theory of Earth's abiogenesis may have started in the clouds of Venus; a look into the claim of Earth having two moons; a NASA scientist helps the FBI solve the 1996 Olympic bombing.

An astronomer records an unusual radio signal from beyond the solar system; FBI agents find classified documents at the home of a NASA scientist; when scientists discover strange DNA in the octopus, they examine if their origins could be alien.

Neutrinos are the most mysterious particles in the universe, and they power some of the most explosive events in the cosmos; new discoveries reveal how these ghosts pass through objects undetected and why they could be the reason humans exist.

The galaxy is full of stars ready to explode into supernovas, a stellar detonation powerful enough to destroy all life on Earth; it's an event that hasn't occurred in 400 years, and the search is on to locate which star may be next.

To carry infantry troops to the front lines, military engineers designed three battlefield behemoths that command the land, sea and air; special access reveals how cutting-edge tech made these innovations possible.

The world's highest bridge impossibly spans an 1,800-foot chasm known as the Crack in the Earth; to build this engineering marvel, experts use cutting-edge construction technology that can conquer the deadly cliffs of this rugged environment.

This oil tanker is longer than four football fields and can haul 15,000 trucks worth of oil.

A brand-new skyscraper in Texas is a gravity-defying engineering marvel with a one-of-a-kind shape, and to build it, experts use cutting-edge construction and design that pushes modern-day tower-building to strange and innovative heights.

The skinniest skyscraper in the world will soon become New York's third-tallest building; using an innovative, gravity-defying design, the colossal megastructure breaks all the rules of engineering.

Engineers in China are constructing the largest water transfer project ever conducted.

Engineers are racing against the clock to build the world's biggest airport; using cutting-edge construction methods, experts put the finishing touches on a modern-day marvel that will move 100 million people in and out of Beijing every year.

When the innovative design of an iconic Chicago skyscraper leads to tragedy, experts must apply cutting-edge tech and the latest engineering methods to fix an urgent, life-or-death problem.

Montreal's Olympic Stadium is an ambitious engineering project with a striking space-age design, but it's distinctive roof has caused more than $1 billion in cost overruns; experts reveal what went wrong and how cutting-edge science can fix it.

The Deepwater Horizon oil rig drills into the deepest oil reserves on the planet, but a sudden explosion onboard leads to the worst oil spill in history; experts reveal what went wrong and how cutting-edge science finally fixed the catastrophe.

In 2006, a fatal collapse in one of Boston's tunnels put an ambitious project in doubt; experts reveal what caused this engineering disaster and how it was fixed.

New science reveals the inside story of the Apollo 13 disaster, and using the latest evidence, experts reveal what really went wrong and how NASA saved the lives of the three astronauts stranded in space in a life-or-death race against the clock.

When Hurricane Harvey hits Houston, the city is overwhelmed by four feet of rain in four days, causing catastrophic flooding and billions of dollars in damage; experts use cutting-edge technology to discover what went wrong and how it can be fixed.

In 2006, a fatal collapse in one of Boston's tunnels put an ambitious project in doubt; experts reveal what caused this engineering disaster and how it was fixed.

New science reveals the inside story of the Apollo 13 disaster, and using the latest evidence, experts reveal what really went wrong and how NASA saved the lives of the three astronauts stranded in space in a life-or-death race against the clock.

When Hurricane Harvey hits Houston, the city is overwhelmed by four feet of rain in four days, causing catastrophic flooding and billions of dollars in damage; experts use cutting-edge technology to discover what went wrong and how it can be fixed.

The Deepwater Horizon oil rig drills into the deepest oil reserves on the planet, but a sudden explosion onboard leads to the worst oil spill in history; experts reveal what went wrong and how cutting-edge science finally fixed the catastrophe.

Engineers in China are constructing the largest water transfer project ever conducted.

Engineers are racing against the clock to build the world's biggest airport; using cutting-edge construction methods, experts put the finishing touches on a modern-day marvel that will move 100 million people in and out of Beijing every year.