Smithsonian Channel

The vast and diverse terrain that lies at the border of Canada and the United States.

The view from above reveals a derelict complex of pod-like structures with seemingly alien origins; a bewildering concrete construction in the mountains of Bosnia; a puzzling collection of out of place shapes discarded in the wilds of Greenland.

Veteran salvor Paul Hay and his team rescue a clam-dredging crew's harvest lost in a storm off the New Jersey coast; following an annual cleanup operation in New Zealand that salvages fishing equipment gone astray.

A look at life in the Pacific before, during, and after the attack on Pearl Harbor, presented through home movies and combat footage.

Months after the Pearl Harbor attack, shock waves reverberate in every corner of the Pacific; Americans deploy to stem the enemy's advance; after culture clashes, Allied forces later bond over efforts to thwart Japan's move to control New Guinea.

In 1943, the United States engages in a new series of island-hopping invasions; the first stop is the Tarawa Atoll, where troops embark upon the largest amphibious invasion ever staged in the Pacific to fight one of the costliest battles of the war.

The inside story of the F-86 Sabre, one of America's first fighter jets, and its epic battles against the Soviet MiG jet during the Korean War and beyond.

Track German tank commander Georg Gaertner, vanishes from a U.S. POW camp and eludes the FBI for 40 years; learn how two escaped Auschwitz prisoners help save countless lives and how Nazi officer Adolf Eichmann is finally brought to justice.

An inside look at the Panavia Tornado's evolution from a Cold War low-level bomber to a high-level fighter-interceptor.

Consider the factors that inevitably cause dictatorships to crumble; look at how hubris destroys cults of personality; see how factions fracture military dictatorships; weigh the miscalculations that turn the tide against tyranny.

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.

In April 1945, the Yamato, the largest battleship in history, leaves for Okinawa to destroy American warships and prevent their landing; weighing 70,000 tonnes and armed with 150 guns, it faced the U.S.

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.

In April 1945, the Yamato, the largest battleship in history, leaves for Okinawa to destroy American warships and prevent their landing; weighing 70,000 tonnes and armed with 150 guns, it faced the U.S.

While Nazi Germany attempts to cover up the brutal murders of a serial killer, a brilliant detective uses early forensic methods to bring him to justice.

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.

In April 1945, the Yamato, the largest battleship in history, leaves for Okinawa to destroy American warships and prevent their landing; weighing 70,000 tonnes and armed with 150 guns, it faced the U.S.

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.

A journey down one of the wild rivers in the world, the Yukon; the unusual trip starts in an aircraft piloted by a painter and the odyssey ends with a visit to a graveyard of disintegrating rear-wheel steamers.

Strange aquatic mammals populating a river in Columbia; a ship marooned in a sea of sand along Namibia's notorious Skeleton Coast; a Boeing 727 jetliner hidden in a pine forest; an unusual pattern is discovered in the Nevada desert.

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.

From the San Juan Islands of Washington State to the Kootenays in the east, exploring the pristine, Pacific border region separating Canada and the United States.

Strange aquatic mammals populating a river in Columbia; a ship marooned in a sea of sand along Namibia's notorious Skeleton Coast; a Boeing 727 jetliner hidden in a pine forest; an unusual pattern is discovered in the Nevada desert.

Capt. John Ward and his crew are called to raise a sunken houseboat near Pensacola, Fla.; the owner of the boat wants it back, but the current occupiers of the boat living in it don't want John's services; there've been reports of gunfire too.

New discoveries reveal caves and tunnels hidden beneath Mayan pyramids; archaeologists identify the location revered as the most sacred temple of all, the mystical center of the world, unlocking an incredible secret in the city of Chichen Itza.

In Spain, pilgrims walk the Camino de Santiago, ending with a visit to a shrine believed to hold the bones of Saint James the Great; new research suggests that the Camino may have been a sacred pathway long before the Christian age.

A team of archaeologists and scientists search Malta's sacred sites to explain why a flourishing ancient civilization vanished.

New evidence found in Egyptian sacred sites is revealing secrets about a forgotten succession of powerful female priests.

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.

In April 1945, the Yamato, the largest battleship in history, leaves for Okinawa to destroy American warships and prevent their landing; weighing 70,000 tonnes and armed with 150 guns, it faced the U.S.

Climbers landing on a glacier at the foot of Mount Denali, follow in the footsteps of aviation pioneers. A swarm of 600,000 bees threatens the plane's structural integrity and veterinarians battling a rabies epidemic go up agai.

Mike helps fix the machines that keep one of the United States' biggest ports moving; he assists a team in moving a 3-million pound crane.

Visiting the Hearst Tower in Manhattan and Jewel Changi Airport in Singapore to understand how they were built; covering how designers and engineers attempt to create a museum worthy of Salvador Dali in Florida.

Climbers landing on a glacier at the foot of Mount Denali, follow in the footsteps of aviation pioneers. A swarm of 600,000 bees threatens the plane's structural integrity and veterinarians battling a rabies epidemic go up agai.

Mike helps fix the machines that keep one of the United States' biggest ports moving; he assists a team in moving a 3-million pound crane.

Visiting the Hearst Tower in Manhattan and Jewel Changi Airport in Singapore to understand how they were built; covering how designers and engineers attempt to create a museum worthy of Salvador Dali in Florida.

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

Climbers landing on a glacier at the foot of Mount Denali, follow in the footsteps of aviation pioneers. A swarm of 600,000 bees threatens the plane's structural integrity and veterinarians battling a rabies epidemic go up agai.

Mike helps fix the machines that keep one of the United States' biggest ports moving; he assists a team in moving a 3-million pound crane.

Visiting the Hearst Tower in Manhattan and Jewel Changi Airport in Singapore to understand how they were built; covering how designers and engineers attempt to create a museum worthy of Salvador Dali in Florida.

The journey down the attraction-packed Niagara River is filled with adventure and beauty; navigating the fascinating history and engineering of this border river between Canada and the United States, arriving at the world-famous Niagara Falls.

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.

Salvor and treasure seeker Phil Risko sets out to retrieve valuable 80-year-old hardwood logs from the bottom of the sea; a multi-million dollar cruise vessel undergoes emergency repairs in Panama.

Exploring the frontier region of Saskatchewan from Cypress Hills Provincial Park to the open prairie lining the 49th parallel.

The Dawn mission explores the asteroid Vesta and dwarf planet Ceres.

Paid programming.

Salvor and treasure seeker Phil Risko sets out to retrieve valuable 80-year-old hardwood logs from the bottom of the sea; a multi-million dollar cruise vessel undergoes emergency repairs in Panama.

Exploring the frontier region of Saskatchewan from Cypress Hills Provincial Park to the open prairie lining the 49th parallel.

The Ahnenerbe, an elite SS division, sets out to prove that sacred sites from around the world were part of a superhuman Aryan master race.

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

Exploring the palace's 60 acres of stunning gardens, its haunted corridor, and the doomed marriage of Henry VIII and Catherine Howard.

The Ahnenerbe, an elite SS division, sets out to prove that sacred sites from around the world were part of a superhuman Aryan master race.

The story of the world's first nuclear bomber, the B-29, and its explosive impact on aerial warfare.

Exploring the palace's 60 acres of stunning gardens, its haunted corridor, and the doomed marriage of Henry VIII and Catherine Howard.

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.

Southern Mexico stretches from Yucatan's crystal-clear cenotes to the fertile land of the Oaxaca Valley; Maya and Zapotec traditions live through gastronomy and art; history is ever present in ancient pyramids and architecture.

A damaged plane plunges Anchorage Airport into an emergency. A leak on a Coast Guard helicopter jeopardizes emergency cover. Rain turns the Fairbanks runways into ice rinks, and a dog-sled racing prodigy flies with furry teammates.

A mid-air engine shutdown forces maintenance teams to scramble. A helicopter pilot flies engineers onto live power lines. A rookie pilot flies his first solo anti-poaching patrol, and scientists fly to track down a pride of lion.

Southern Mexico stretches from Yucatan's crystal-clear cenotes to the fertile land of the Oaxaca Valley; Maya and Zapotec traditions live through gastronomy and art; history is ever present in ancient pyramids and architecture.

A damaged plane plunges Anchorage Airport into an emergency. A leak on a Coast Guard helicopter jeopardizes emergency cover. Rain turns the Fairbanks runways into ice rinks, and a dog-sled racing prodigy flies with furry teammates.

A mid-air engine shutdown forces maintenance teams to scramble. A helicopter pilot flies engineers onto live power lines. A rookie pilot flies his first solo anti-poaching patrol, and scientists fly to track down a pride of lion.

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

Southern Mexico stretches from Yucatan's crystal-clear cenotes to the fertile land of the Oaxaca Valley; Maya and Zapotec traditions live through gastronomy and art; history is ever present in ancient pyramids and architecture.

A damaged plane plunges Anchorage Airport into an emergency. A leak on a Coast Guard helicopter jeopardizes emergency cover. Rain turns the Fairbanks runways into ice rinks, and a dog-sled racing prodigy flies with furry teammates.

A mid-air engine shutdown forces maintenance teams to scramble. A helicopter pilot flies engineers onto live power lines. A rookie pilot flies his first solo anti-poaching patrol, and scientists fly to track down a pride of lion.

A breathtaking journey down the German section of the beautiful Moselle river, famous for vineyards on its dramatically steep banks and remarkable meandering loops.

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.

Responding to an emergency call, Northstar marine sets out to salvage a sunken tug in the Delaware Bay; following the devastation caused by Hurricane Sally, Capt. Chris Ward and his crew work to salvage sunken sailboats and wrecked powerboats.

Journey along the Manitoba-United States border's wide-open frontier with incredible landscapes and stories of human migration.

The search for water is actually the search for life, and that search is taking man to some unusual places, including a moon of Saturn.

Paid programming.

Responding to an emergency call, Northstar marine sets out to salvage a sunken tug in the Delaware Bay; following the devastation caused by Hurricane Sally, Capt. Chris Ward and his crew work to salvage sunken sailboats and wrecked powerboats.

Journey along the Manitoba-United States border's wide-open frontier with incredible landscapes and stories of human migration.

New discoveries reveal the astonishing role of women in the ancient world; from goddesses to matriarchies to witch trials.

Responding to an emergency call, Northstar marine sets out to salvage a sunken tug in the Delaware Bay; following the devastation caused by Hurricane Sally, Capt. Chris Ward and his crew work to salvage sunken sailboats and wrecked powerboats.

Incredible treasures left behind by the raiders that were never found are examined, revealing the source of Han's wealth and power.

New discoveries reveal the astonishing role of women in the ancient world; from goddesses to matriarchies to witch trials.

The overlooked underdog of British fighter planes; fast and versatile, the dogfighter doubled as a bomber and ground support aircraft in every theatre of WWII.

A damaged plane plunges Anchorage Airport into an emergency. A leak on a Coast Guard helicopter jeopardizes emergency cover. Rain turns the Fairbanks runways into ice rinks, and a dog-sled racing prodigy flies with furry teammates.

A mid-air engine shutdown forces maintenance teams to scramble. A helicopter pilot flies engineers onto live power lines. A rookie pilot flies his first solo anti-poaching patrol, and scientists fly to track down a pride of lion.

Mike helps fix the machines that keep one of the United States' biggest ports moving; he assists a team in moving a 3-million pound crane.

Visiting the Hearst Tower in Manhattan and Jewel Changi Airport in Singapore to understand how they were built; covering how designers and engineers attempt to create a museum worthy of Salvador Dali in Florida.

Experience the deep distrust and aggression that pushes the world closer to nuclear war; follow a Soviet incursion into the territorial waters of Sweden and Finland and see how northern nations prepare for a battle that is only a button-push away.

Mike helps fix the machines that keep one of the United States' biggest ports moving; he assists a team in moving a 3-million pound crane.

Visiting the Hearst Tower in Manhattan and Jewel Changi Airport in Singapore to understand how they were built; covering how designers and engineers attempt to create a museum worthy of Salvador Dali in Florida.