By the spring of 1945, the United States begins to take back the Philippines; on Borneo, the Australians invade Labuan; when the United States invades Okinawa, Japan makes a strong stand and launches the biggest kamikaze attacks of the war.

From forgotten vessel transformed into the boat that rocks, to an old prison redesigned as a new high-end hotel, investigating two structures that transformed run-down relics into upmarket hotspots.

Exploring how Pharaoh Snefru shifted the pyramid age into high gear by ordering three massive monuments.

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

Investigate an abandoned village in the shifting sands on Dubai's outskirts and a collection of inexplicable stone circles in Colombia; a mysterious hilltop tower in Iran and a puzzling purple phenomenon in Chile's Atacama Desert.

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.

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

Investigate an abandoned village in the shifting sands on Dubai's outskirts and a collection of inexplicable stone circles in Colombia; a mysterious hilltop tower in Iran and a puzzling purple phenomenon in Chile's Atacama Desert.

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.

Scientists enter the rainforests of Barro Colorado Island, Panama to study its wildlife and the worst drought in ages.

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

Investigate an abandoned village in the shifting sands on Dubai's outskirts and a collection of inexplicable stone circles in Colombia; a mysterious hilltop tower in Iran and a puzzling purple phenomenon in Chile's Atacama Desert.

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.

Get the inside scoop on a Michelin-star meal that's less than three dollars; learn the history of hawker food; get a personal tour from Toilet Man to learn how beautiful gardens and obsessively clean toilets made the city rich.

Nubian pyramids reveal the rise of female power in Ancient Kush; a shocking satellite image uncovers secrets of an ancient ancestral Puebloan site in New Mexico.

An exploration of the science behind the Anthropic Principle.

Isaac Brock's daring made him a hero, but may also be his flaw.

Get the inside scoop on a Michelin-star meal that's less than three dollars; learn the history of hawker food; get a personal tour from Toilet Man to learn how beautiful gardens and obsessively clean toilets made the city rich.

Nubian pyramids reveal the rise of female power in Ancient Kush; a shocking satellite image uncovers secrets of an ancient ancestral Puebloan site in New Mexico.

An exploration of the science behind the Anthropic Principle.

Isaac Brock's daring made him a hero, but may also be his flaw.

Three Hollywood actresses become real-life princesses: Grace Kelly, Gloria Swanson and Rita Hayworth.

Tallying the carnage that followed the disappearance of a Russian wonder; exploring Incan sacrificial rituals; studying a global rivalry sparked by an Egyptian stone; seeing the haunting paintings of a Spanish artist who descended into madness.

A trip goes wrong when a pilot's Piper Super Cub crashes into a treacherous waterway.

Three Hollywood actresses become real-life princesses: Grace Kelly, Gloria Swanson and Rita Hayworth.

Tallying the carnage that followed the disappearance of a Russian wonder; exploring Incan sacrificial rituals; studying a global rivalry sparked by an Egyptian stone; seeing the haunting paintings of a Spanish artist who descended into madness.

President Harry Truman decides to drop the atomic bomb on Hiroshima and Nagasaki; Emperor Hirohito surrenders, and Gen. Douglas MacArthur arrives to oversee the country's occupation; mortal enemies must now become partners in Japan's rebirth.

Investigate an abandoned village in the shifting sands on Dubai's outskirts and a collection of inexplicable stone circles in Colombia; a mysterious hilltop tower in Iran and a puzzling purple phenomenon in Chile's Atacama Desert.

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.

The May 18, 1980 volcanic eruption of Mount St. Helens in Skamania County, Washington; the volcano's first eruption in over a century.

The world's most versatile and powerful helicopters, including the Huey that served as a rescue helicopter in Vietnam, and the Apache attack helicopter.

In August 1944, when Hitler launches Operation Lüttich to retake the port city of Avranches, German panzer and SS troops quickly overrun the French town of Mortain and encircle a battalion of US soldiers who hold the high ground on Hill 314.

The May 18, 1980 volcanic eruption of Mount St. Helens in Skamania County, Washington; the volcano's first eruption in over a century.

The world's most versatile and powerful helicopters, including the Huey that served as a rescue helicopter in Vietnam, and the Apache attack helicopter.

In August 1944, when Hitler launches Operation Lüttich to retake the port city of Avranches, German panzer and SS troops quickly overrun the French town of Mortain and encircle a battalion of US soldiers who hold the high ground on Hill 314.

The hunt for the missing flag draped over USA goalie after the hockey team won Olympic gold in 1980.

The May 18, 1980 volcanic eruption of Mount St. Helens in Skamania County, Washington; the volcano's first eruption in over a century.

The world's most versatile and powerful helicopters, including the Huey that served as a rescue helicopter in Vietnam, and the Apache attack helicopter.

In August 1944, when Hitler launches Operation Lüttich to retake the port city of Avranches, German panzer and SS troops quickly overrun the French town of Mortain and encircle a battalion of US soldiers who hold the high ground on Hill 314.

Experts go on a search for New York's hidden stories, involving the Statue of Liberty, the 21 Club and Typhoid Mary.

An exploration of little-known stories behind San Francisco landmarks and locations, including its golden fire hydrant and Dutch windmills.

Charles de Salaberry is forced to rely on cunning tactics.

With her husband wounded, Laura Secord sets out to warn the British of a possible American attack.

Experts go on a search for New York's hidden stories, involving the Statue of Liberty, the 21 Club and Typhoid Mary.

An exploration of little-known stories behind San Francisco landmarks and locations, including its golden fire hydrant and Dutch windmills.

Charles de Salaberry is forced to rely on cunning tactics.

With her husband wounded, Laura Secord sets out to warn the British of a possible American attack.

Sit down with civilians who got caught in the crossfire; learn how an 11-year-old Jewish boy hid from the Nazis; meet an unjustly imprisoned Japanese-American who served his country; relive a young woman's Blitz experience.

Uncover the luck and determination that helped POWs endure captivity, hunger, and acts of unthinkable brutality. Listen to the riveting stories of soldiers who survived infamous German stalags, Japanese forced-labour campaigns, and death marches.

Get insight into one of the war's most hazardous jobs: piloting aircraft. Explore the constant race to provide more aerial firepower, revisit one of the war's most daring raids, and hear from a glider pilot who risked it all the night before D-Day.

By the spring of 1945, the United States begins to take back the Philippines; on Borneo, the Australians invade Labuan; when the United States invades Okinawa, Japan makes a strong stand and launches the biggest kamikaze attacks of the war.

President Harry Truman decides to drop the atomic bomb on Hiroshima and Nagasaki; Emperor Hirohito surrenders, and Gen. Douglas MacArthur arrives to oversee the country's occupation; mortal enemies must now become partners in Japan's rebirth.

The May 18, 1980 volcanic eruption of Mount St. Helens in Skamania County, Washington; the volcano's first eruption in over a century.

The world's most versatile and powerful helicopters, including the Huey that served as a rescue helicopter in Vietnam, and the Apache attack helicopter.

In July of 1944, French resistance fighters called Maquisards declare a Free French Republic on the remote Vercors plateau in eastern France to support the Allied invasion of Normandy.

Between 1940 and 1942, the Axis powers unleash over 3,000 bombing raids on Malta, an island key to controlling the southern coast of the Mediterranean; Conflict archeologists use cutting-edge drone technology to explore the defenses of Malta.

Recounting some of maritime warfare's explosions, from world wars and Vietnam to the nuclear tests at Bikini Atoll.

Between 1940 and 1942, the Axis powers unleash over 3,000 bombing raids on Malta, an island key to controlling the southern coast of the Mediterranean; Conflict archeologists use cutting-edge drone technology to explore the defenses of Malta.

Recounting some of maritime warfare's explosions, from world wars and Vietnam to the nuclear tests at Bikini Atoll.

The hunt for the football involved in one of sports' greatest plays and a controversial championship ring.

Between 1940 and 1942, the Axis powers unleash over 3,000 bombing raids on Malta, an island key to controlling the southern coast of the Mediterranean; Conflict archeologists use cutting-edge drone technology to explore the defenses of Malta.

Recounting some of maritime warfare's explosions, from world wars and Vietnam to the nuclear tests at Bikini Atoll.

A journey on Scotland's River Spey, traveling from its source in the Highlands, winding by boat through the mountains to where the river meets the North Sea.

Strange markings in the remote reaches of Northern Finland; drones find a Manhattan-sized mystery in the depths of a Vietnamese cave; secrets are no longer hidden in the Antarctic; a lost sky-high world in Mozambique gets a visit from above.

Tecumseh forges an alliance with the British in pursuit of his dream.

John Norton leads Six Nations warriors against the invading Americans.

A journey on Scotland's River Spey, traveling from its source in the Highlands, winding by boat through the mountains to where the river meets the North Sea.

Strange markings in the remote reaches of Northern Finland; drones find a Manhattan-sized mystery in the depths of a Vietnamese cave; secrets are no longer hidden in the Antarctic; a lost sky-high world in Mozambique gets a visit from above.

Tecumseh forges an alliance with the British in pursuit of his dream.

John Norton leads Six Nations warriors against the invading Americans.

Exploring how Pharaoh Snefru shifted the pyramid age into high gear by ordering three massive monuments.

Investigating whether the pharaoh who ordered the building of the Great Pyramid of Giza was really the tyrant he was said to be.

Exploring the final building phase of the Great Pyramid of Giza and the rituals that took place after a pharaoh dies.

Egyptologists try to determine who built the Sphinx and why by exploring the power struggles between Khufu's sons after the pharaoh's death.

Tallying the carnage that followed the disappearance of a Russian wonder; exploring Incan sacrificial rituals; studying a global rivalry sparked by an Egyptian stone; seeing the haunting paintings of a Spanish artist who descended into madness.

Between 1940 and 1942, the Axis powers unleash over 3,000 bombing raids on Malta, an island key to controlling the southern coast of the Mediterranean; Conflict archeologists use cutting-edge drone technology to explore the defenses of Malta.

Recounting some of maritime warfare's explosions, from world wars and Vietnam to the nuclear tests at Bikini Atoll.

An armed, suicidal man and a suspicious powdery substance threaten the staff of Ted Stevens while rough weather may ground a 70-year-old cargo plane.

Mike works with repair and construction teams at Dreamworld, Australia's largest theme park, after a cyclone caused $4M in damage; they fix scream machines and finish a $50M expansion featuring the world's first triple switch rollercoaster.

Paying tribute to the brave, gravity-defying design of the U.S. National Medal of Honor Museum; traveling to Singapore for a look at a leaning tower of gambling, then exploring a New York City office building that lets the sun shine through.

An armed, suicidal man and a suspicious powdery substance threaten the staff of Ted Stevens while rough weather may ground a 70-year-old cargo plane.

Mike works with repair and construction teams at Dreamworld, Australia's largest theme park, after a cyclone caused $4M in damage; they fix scream machines and finish a $50M expansion featuring the world's first triple switch rollercoaster.

Paying tribute to the brave, gravity-defying design of the U.S. National Medal of Honor Museum; traveling to Singapore for a look at a leaning tower of gambling, then exploring a New York City office building that lets the sun shine through.

The search for Secretariat's missing Kentucky derby saddlecloth and Dale Earnhardt's first racecar.

An armed, suicidal man and a suspicious powdery substance threaten the staff of Ted Stevens while rough weather may ground a 70-year-old cargo plane.

Mike works with repair and construction teams at Dreamworld, Australia's largest theme park, after a cyclone caused $4M in damage; they fix scream machines and finish a $50M expansion featuring the world's first triple switch rollercoaster.

Paying tribute to the brave, gravity-defying design of the U.S. National Medal of Honor Museum; traveling to Singapore for a look at a leaning tower of gambling, then exploring a New York City office building that lets the sun shine through.

A tour of London exploring objects with secret histories, including its black cabs, the Marble Arch and the Horse Guards Clock.

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.

East coast shipper creates a private fleet to seize American ships.

How humans discovered the planets and how they became a complex solar system.

A tour of London exploring objects with secret histories, including its black cabs, the Marble Arch and the Horse Guards Clock.

An exploration of the science behind the Anthropic Principle.

Paid programming.

East coast shipper creates a private fleet to seize American ships.

How humans discovered the planets and how they became a complex solar system.

Women who blazed a trail through the arts world: Winnaretta Singer, Sara Murphy and Peggy Guggenheim.

Unraveling centuries of bloodshed and avarice surrounding an unlucky Indian jewel; exploring a car where a Hollywood star met an untimely death; assessing the violent end of an English king's legacy and an ominous Assyrian curse etched in stone.

Evidence is lost to a fire after a Cessna crash on a public road, challenging investigators.

Women who blazed a trail through the arts world: Winnaretta Singer, Sara Murphy and Peggy Guggenheim.

Unraveling centuries of bloodshed and avarice surrounding an unlucky Indian jewel; exploring a car where a Hollywood star met an untimely death; assessing the violent end of an English king's legacy and an ominous Assyrian curse etched in stone.

The first invasion of the Italian Campaign of WWII: Operation Husky.

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

Dunhuang falls to warlords, rises under an empress and vanishes into legend; a monk discovers a cache of ancient scrolls in a sacred cave which show how faith, power and survival shaped the city.

A sweeping tour over popular destinations in America, including the Badlands, Nantucket, the National Mall and more.

A beefy transport plane arrives; a life-or-death situation for a passenger in the Anchorage terminal; a new bird gets the green light; an explosive cargo load; a pre-flight check on a herd of horses.

A wildlife invasion delays a flight, a massive airliner attempts a night landing at a bush airport, cargo handlers rush to deliver flowers in time for Mother's Day, and a patrol plane discovers fires raging through Kruger Nation.

A sweeping tour over popular destinations in America, including the Badlands, Nantucket, the National Mall and more.

A beefy transport plane arrives; a life-or-death situation for a passenger in the Anchorage terminal; a new bird gets the green light; an explosive cargo load; a pre-flight check on a herd of horses.

A wildlife invasion delays a flight, a massive airliner attempts a night landing at a bush airport, cargo handlers rush to deliver flowers in time for Mother's Day, and a patrol plane discovers fires raging through Kruger Nation.

The search for a World Series home run ball and a rare bat that may have been used by a baseball legend.

A sweeping tour over popular destinations in America, including the Badlands, Nantucket, the National Mall and more.

A beefy transport plane arrives; a life-or-death situation for a passenger in the Anchorage terminal; a new bird gets the green light; an explosive cargo load; a pre-flight check on a herd of horses.

A wildlife invasion delays a flight, a massive airliner attempts a night landing at a bush airport, cargo handlers rush to deliver flowers in time for Mother's Day, and a patrol plane discovers fires raging through Kruger Nation.

A journey along Ireland's longest river, the Shannon, through an emerald green landscape of rolling hills and sparkling waters; how Vikings, monks and kings have all made their mark.

Drones reveal what's left of Henry Ford's American suburb in the Brazilian jungle; looking for clues to what killed a once-vibrant Pennsylvania mining town; an aerial glimpse of New York's forgotten ghost town; an Italian Renaissance reduced to dust.

Venus offers a complex story with its thick atmosphere and a substantial amount of matter.

Earth's closest neighbor, the moon, is the cosmic stepping stone to a future with the planets.

A journey along Ireland's longest river, the Shannon, through an emerald green landscape of rolling hills and sparkling waters; how Vikings, monks and kings have all made their mark.

East coast shipper creates a private fleet to seize American ships.

Paid programming.

Venus offers a complex story with its thick atmosphere and a substantial amount of matter.

Earth's closest neighbor, the moon, is the cosmic stepping stone to a future with the planets.

American heiresses Barbara Hutton, Clara Ward and "Kick" Kennedy search for love in Europe, but find tragedy instead.

Uncovers the origins of the curses surrounding the Fabergé eggs, the Unlucky Mummy and more in a historical journey from revolutionary Russia to Ancient Egypt.

The engineers who designed and built Saturn V, the rocket that made JFK's dream to put a man on the moon a reality.

American heiresses Barbara Hutton, Clara Ward and "Kick" Kennedy search for love in Europe, but find tragedy instead.

Uncovers the origins of the curses surrounding the Fabergé eggs, the Unlucky Mummy and more in a historical journey from revolutionary Russia to Ancient Egypt.

A secret British regiment in 1942 led a daring raid on a Nazi-occupied Libyan harbor.

A beefy transport plane arrives; a life-or-death situation for a passenger in the Anchorage terminal; a new bird gets the green light; an explosive cargo load; a pre-flight check on a herd of horses.

A wildlife invasion delays a flight, a massive airliner attempts a night landing at a bush airport, cargo handlers rush to deliver flowers in time for Mother's Day, and a patrol plane discovers fires raging through Kruger Nation.

Mike works with repair and construction teams at Dreamworld, Australia's largest theme park, after a cyclone caused $4M in damage; they fix scream machines and finish a $50M expansion featuring the world's first triple switch rollercoaster.

Paying tribute to the brave, gravity-defying design of the U.S. National Medal of Honor Museum; traveling to Singapore for a look at a leaning tower of gambling, then exploring a New York City office building that lets the sun shine through.

Look at the opening acts of WW II as the Soviets launch their Winter War in Finland; see why the global media focused on the grim, snowy fighting while the Axis turned its eyes toward neighboring Norway and the rich mineral wealth of the north.

Mike works with repair and construction teams at Dreamworld, Australia's largest theme park, after a cyclone caused $4M in damage; they fix scream machines and finish a $50M expansion featuring the world's first triple switch rollercoaster.

Paying tribute to the brave, gravity-defying design of the U.S. National Medal of Honor Museum; traveling to Singapore for a look at a leaning tower of gambling, then exploring a New York City office building that lets the sun shine through.

Look at the opening acts of WW II as the Soviets launch their Winter War in Finland; see why the global media focused on the grim, snowy fighting while the Axis turned its eyes toward neighboring Norway and the rich mineral wealth of the north.

The investigation of a missing basketball and a controversial Kentucky Derby trophy.

Mike works with repair and construction teams at Dreamworld, Australia's largest theme park, after a cyclone caused $4M in damage; they fix scream machines and finish a $50M expansion featuring the world's first triple switch rollercoaster.

Paying tribute to the brave, gravity-defying design of the U.S. National Medal of Honor Museum; traveling to Singapore for a look at a leaning tower of gambling, then exploring a New York City office building that lets the sun shine through.

Look at the opening acts of WW II as the Soviets launch their Winter War in Finland; see why the global media focused on the grim, snowy fighting while the Axis turned its eyes toward neighboring Norway and the rich mineral wealth of the north.

The best kept secrets of Nova Scotia.

Nova Scotia's Southern coast.

A fleet of spacecraft orbits, and sometimes lands on the surface of, Mars.

Jupiter, Saturn, Uranus and Neptune all have exotic atmospheres, liquid interiors and rings.

Venus offers a complex story with its thick atmosphere and a substantial amount of matter.

Paid programming.

Nova Scotia's Southern coast.

A fleet of spacecraft orbits, and sometimes lands on the surface of, Mars.

Jupiter, Saturn, Uranus and Neptune all have exotic atmospheres, liquid interiors and rings.

Three American heiresses become leading ladies in England: Nancy Astor, Nancy Lancaster and Pauline de Rothschild.

Delving into the tragic sacking of the Kingdom of Benin and seeing if its ruins harbor bad luck; evaluating an unlucky Norwegian artist's paintings, an Egyptian portrait with a dark history, and stolen Lydian treasure that carries ancient ill will.

The engineers who built the Apollo Lunar Module, which allowed astronauts to land on the moon and then launch back into orbit.

Three American heiresses become leading ladies in England: Nancy Astor, Nancy Lancaster and Pauline de Rothschild.

Delving into the tragic sacking of the Kingdom of Benin and seeing if its ruins harbor bad luck; evaluating an unlucky Norwegian artist's paintings, an Egyptian portrait with a dark history, and stolen Lydian treasure that carries ancient ill will.

An elite squad of Norwegians destroy a power plant in 1943 that the Nazis may have been using for nuclear weapons research.

Mike works with repair and construction teams at Dreamworld, Australia's largest theme park, after a cyclone caused $4M in damage; they fix scream machines and finish a $50M expansion featuring the world's first triple switch rollercoaster.

Paying tribute to the brave, gravity-defying design of the U.S. National Medal of Honor Museum; traveling to Singapore for a look at a leaning tower of gambling, then exploring a New York City office building that lets the sun shine through.

From a century-old water tower turned stunning new homestead, to a three-pronged repurposing mission that's taking the U.K. to space, repurposing is now doing more than just traversing continents.

An in-depth look at the life of China's first emperor, Qin Shi Huang, reveals new truths about his controversial rule.

Investigating whether the pharaoh who ordered the building of the Great Pyramid of Giza was really the tyrant he was said to be.

From a century-old water tower turned stunning new homestead, to a three-pronged repurposing mission that's taking the U.K. to space, repurposing is now doing more than just traversing continents.

An in-depth look at the life of China's first emperor, Qin Shi Huang, reveals new truths about his controversial rule.

Investigating whether the pharaoh who ordered the building of the Great Pyramid of Giza was really the tyrant he was said to be.

The search for a missing Olympic gold medal won by one of the greatest sports heroes in American history.

From a century-old water tower turned stunning new homestead, to a three-pronged repurposing mission that's taking the U.K. to space, repurposing is now doing more than just traversing continents.

An in-depth look at the life of China's first emperor, Qin Shi Huang, reveals new truths about his controversial rule.

Investigating whether the pharaoh who ordered the building of the Great Pyramid of Giza was really the tyrant he was said to be.

The Eastern Coastline is a living historical record of the battle between the French and English.

As seen from space, a crater in Turkmenistan, is on fire; drones reveal perfect circles in the Namibian desert; A puzzle is solved by a World War 2 code breaker; Mystery of Death Valley's self-moving stones; Utah's strange electric blue ponds.

The history of the solar system might be preserved out in the dark domain of Pluto and beyond.

A dramatic repair mission gives the Hubble Space Telescope another chance to capture stunning pictures like only it can.

Jupiter, Saturn, Uranus and Neptune all have exotic atmospheres, liquid interiors and rings.

Paid programming.

As seen from space, a crater in Turkmenistan, is on fire; drones reveal perfect circles in the Namibian desert; A puzzle is solved by a World War 2 code breaker; Mystery of Death Valley's self-moving stones; Utah's strange electric blue ponds.

The history of the solar system might be preserved out in the dark domain of Pluto and beyond.

A dramatic repair mission gives the Hubble Space Telescope another chance to capture stunning pictures like only it can.

A new raven breeding program begins at the Tower of London as the retiring governor prepares to commemorate Queen Elizabeth's 93rd birthday.

When the lost tomb of King Tut is opened in 1922, it's not only the famous Curse that is unleashed.

The story of the engineers who created the world's first reusable space vehicle.

A new raven breeding program begins at the Tower of London as the retiring governor prepares to commemorate Queen Elizabeth's 93rd birthday.

When the lost tomb of King Tut is opened in 1922, it's not only the famous Curse that is unleashed.

U.S. paratroopers that dropped into France before the D-Day landings battle Nazi defenders for a key bridge behind enemy lines.

From a century-old water tower turned stunning new homestead, to a three-pronged repurposing mission that's taking the U.K. to space, repurposing is now doing more than just traversing continents.

Investigating whether the pharaoh who ordered the building of the Great Pyramid of Giza was really the tyrant he was said to be.

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

Come across a set of disturbingly familiar stone monoliths in Colombia, then explore a lost city in the Sierra Nevada de Santa Marta; puzzle over an ancient ruin in Corinth, Greece, and explore an old structure on a Maltese island.

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.

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

Come across a set of disturbingly familiar stone monoliths in Colombia, then explore a lost city in the Sierra Nevada de Santa Marta; puzzle over an ancient ruin in Corinth, Greece, and explore an old structure on a Maltese island.

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.

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.

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

Come across a set of disturbingly familiar stone monoliths in Colombia, then explore a lost city in the Sierra Nevada de Santa Marta; puzzle over an ancient ruin in Corinth, Greece, and explore an old structure on a Maltese island.

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.

A journey along the geological marvel that is the Bay of Fundy coastline.

Take a bird's-eye-view of Cape Breton Island; soar above from the Canso Causeway to the Cape Breton Highlands, and see the Cabot Trail.

In the future, telescopes will allow scientists to see further to planets that may support life.

In an attempt to view the cosmos beyond the scope of human vision, infrared light and gamma radiation are used.

A journey along the geological marvel that is the Bay of Fundy coastline.

Take a bird's-eye-view of Cape Breton Island; soar above from the Canso Causeway to the Cape Breton Highlands, and see the Cabot Trail.

In the future, telescopes will allow scientists to see further to planets that may support life.

In an attempt to view the cosmos beyond the scope of human vision, infrared light and gamma radiation are used.

A behind-the-scenes look at an ambitious war commemoration and retirement gala; a look back at the Tower's vital role during times of war.

Six million African Americans leave the southern states in the Great Migration to seek freedom and opportunity in the north and west.

Engineers come together to create the International Space Station, humanity's first permanent outpost in space; the largest space structure ever created.

A behind-the-scenes look at an ambitious war commemoration and retirement gala; a look back at the Tower's vital role during times of war.

Six million African Americans leave the southern states in the Great Migration to seek freedom and opportunity in the north and west.

Five months after D-Day, the ground war finally arrives on German soil as British soldiers attack in the shadow of Hitler's infamous Siegfried Line.

Come across a set of disturbingly familiar stone monoliths in Colombia, then explore a lost city in the Sierra Nevada de Santa Marta; puzzle over an ancient ruin in Corinth, Greece, and explore an old structure on a Maltese island.

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.

When a magnitude 6.9 earthquake strikes San Francisco in 1989, the city is thrown into chaos.

Exploring the world's top close air support aircraft, which enter battles at a minute's notice.

In the autumn of 1944, Patton's Third Army approaches the heavily fortified region of Metz; after being turned back from Fort Driant, Patton's men target Fort Koenigsmacker a month later.

When a magnitude 6.9 earthquake strikes San Francisco in 1989, the city is thrown into chaos.

"Air Warrriors" puts the spotlight on some of the airplanes that have been used by American forces in combat battles through the years. The program profiles the dedicated pilots and other team members who fly and maintain the aircraft. Rarely seen combat footage and pilots' stories help bring to life the journeys that have been taken by the flying machines, which include a plane-chopper hybrid that saves lives and an attack helicopter that is called the Black Death by America's enemies.

Nazi diehard and fanatics fight to the last man to stop Allied forces from freeing Europe, keeping an unrelenting grip on the naval bases, citadels and fortresses of occupied Europe.

Archaeologists use modern technology to determine if the reputation of China's only empress is based on fact.

From the devastatingly bombed streets of London to industrial Chicago to Nazi Berlin, capturing nail-biting criminal investigations to prove that everything is not always what it seems.

Exploring machines invented for human survival in the extreme cold across the planet.

Some people like to hop in a car to take a road trip across America, visiting as many landmarks as possible along the way. Since such a trek can take a while to complete, taking a flight across America might be a better option for some people. "Aerial America" takes viewers on such a flight, offering rare looks at some of the nation's best-loved landmarks from high in the sky. Cameras capture the history and pageantry of America as they zoom over busy cityscapes and quiet, rural lands. Many episodes focus on a specific state, showcasing highlights of the state's beauty, while others revolve around themes such as the best small towns and natural wonders found in the country.

An exploration of Canada's expansive coastline and undefended border, from an aerial view.

A look at the history and diversity of Canada's most spectacular national parks.

A look at the history and diversity of Canada's most spectacular national parks.

An exploration of Canada's expansive coastline and undefended border, from an aerial view.

An exploration of Canada's expansive coastline and undefended border, from an aerial view.

An exploration of Canada's expansive coastline and undefended border, from an aerial view.

Follows an archaeological team in Cambodia as it uncovers the mysteries of Angkor Wat.

From the devastatingly bombed streets of London to industrial Chicago to Nazi Berlin, capturing nail-biting criminal investigations to prove that everything is not always what it seems.

The breathtaking peaks, rivers and tundra of Alaska.

A chronicle of the daily challenges of the airport staff who manage to keep the facility open, freight flowing and passengers flying all despite weather that regularly dips to -36 degrees and wind speeds that typically exceed 100 mph.

"Air Warrriors" puts the spotlight on some of the airplanes that have been used by American forces in combat battles through the years. The program profiles the dedicated pilots and other team members who fly and maintain the aircraft. Rarely seen combat footage and pilots' stories help bring to life the journeys that have been taken by the flying machines, which include a plane-chopper hybrid that saves lives and an attack helicopter that is called the Black Death by America's enemies.

Nazi diehard and fanatics fight to the last man to stop Allied forces from freeing Europe, keeping an unrelenting grip on the naval bases, citadels and fortresses of occupied Europe.

Exploring machines invented for human survival in the extreme cold across the planet.

Follows an archaeological team in Cambodia as it uncovers the mysteries of Angkor Wat.

From the devastatingly bombed streets of London to industrial Chicago to Nazi Berlin, capturing nail-biting criminal investigations to prove that everything is not always what it seems.

Some of the greatest warships have gone on to shape the history of the world and have even pushed their crews into unbelievable and incredible acts of bravery. Take a look at the very first submarine which is rumored to have lurked beneath New York harbor during the Revolutionary War, the smaller ships that rescued thousands from Dunkirk, or the destroyer in the Cuban Missile Crisis. Over the years, conflicts and wars have prompted extreme advances to ship designs and now they are faster, stronger, and smarter than ever before.

A look at the string of errors that together sealed the fate of the Twin Towers, JFK, Deepwater Horizon and more.

A chronicle of the daily challenges of the airport staff who manage to keep the facility open, freight flowing and passengers flying all despite weather that regularly dips to -36 degrees and wind speeds that typically exceed 100 mph.

Some of the greatest warships have gone on to shape the history of the world and have even pushed their crews into unbelievable and incredible acts of bravery. Take a look at the very first submarine which is rumored to have lurked beneath New York harbor during the Revolutionary War, the smaller ships that rescued thousands from Dunkirk, or the destroyer in the Cuban Missile Crisis. Over the years, conflicts and wars have prompted extreme advances to ship designs and now they are faster, stronger, and smarter than ever before.

Look at the opening acts of WW II as the Soviets launch their Winter War in Finland; see why the global media focused on the grim, snowy fighting while the Axis turned its eyes toward neighboring Norway and the rich mineral wealth of the north.

Stories of historic Black struggle for equality in maritime combat; an enslaved powder boy who served during the French and Indian War; a Civil War gunner; the first African American to command a vessel with a fully integrated crew: Hugh Mulzac.

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.

More than 75 years since the historic Allied invasion; Conflict archeologists uncover hidden evidence on and off the shores of Normandy, thanks to drone technology; One team examines the site of a British commando raid that liberated Port-en-Bessin.

Look at the opening acts of WW II as the Soviets launch their Winter War in Finland; see why the global media focused on the grim, snowy fighting while the Axis turned its eyes toward neighboring Norway and the rich mineral wealth of the north.

Stories of historic Black struggle for equality in maritime combat; an enslaved powder boy who served during the French and Indian War; a Civil War gunner; the first African American to command a vessel with a fully integrated crew: Hugh Mulzac.

The loyalist city of Saint John and international borders beyond, one of the worlds most famous waterways.

Take a deep dive into watery enigmas. Glide over a sunken Italian city, a unique underwater cemetery in the Florida Keys, a yellow brick road to nowhere in the depths of the South Pacific, and puzzling rocky constructions off the coast of Australia.

Using computer simulations, it is possible to fly over other worlds and see how galaxies interact.

The second largest planet is also a mini-solar system with 60 moons and those crazy rings.

The loyalist city of Saint John and international borders beyond, one of the worlds most famous waterways.

The natural wonders of the Gaspe Peninsula.

Using computer simulations, it is possible to fly over other worlds and see how galaxies interact.

The second largest planet is also a mini-solar system with 60 moons and those crazy rings.

Unraveling centuries of bloodshed and avarice surrounding an unlucky Indian jewel; exploring a car where a Hollywood star met an untimely death; assessing the violent end of an English king's legacy and an ominous Assyrian curse etched in stone.

Uncovers the origins of the curses surrounding the Fabergé eggs, the Unlucky Mummy and more in a historical journey from revolutionary Russia to Ancient Egypt.

Delving into the tragic sacking of the Kingdom of Benin and seeing if its ruins harbor bad luck; evaluating an unlucky Norwegian artist's paintings, an Egyptian portrait with a dark history, and stolen Lydian treasure that carries ancient ill will.

When the lost tomb of King Tut is opened in 1922, it's not only the famous Curse that is unleashed.

Six million African Americans leave the southern states in the Great Migration to seek freedom and opportunity in the north and west.

More than 75 years since the historic Allied invasion; Conflict archeologists uncover hidden evidence on and off the shores of Normandy, thanks to drone technology; One team examines the site of a British commando raid that liberated Port-en-Bessin.

Look at the opening acts of WW II as the Soviets launch their Winter War in Finland; see why the global media focused on the grim, snowy fighting while the Axis turned its eyes toward neighboring Norway and the rich mineral wealth of the north.