Don Wildman showcases a former first lady's campaign to save a New York landmark, a bouncing bomb that turned the tide of WWII and an unusual voyage.

Don Wildman investigates a scandal that rocked 19th-century Paris, a life-or-death chess game during the Russian Revolution and a viral Sasquatch sighting.

The Odyssey team focus on their two remaining shipwrecks, and the team finally recover their first million from the Gairsoppa. But will they find her mother lode?

Don investigates the story behind the invention of the parachute, a blizzard that threatened 13 young students and musical legend's humble beginnings.

A UFO crashes in Pennsylvania. Was it a secret Soviet satellite, or something far more dangerous? On Mercury, NASA finds the impossible: frozen water.

Andrew Zimmern continues his quest to taste the weird and wonderful foods of the USA. He heads to Chicago where plankton is on the menu.

Culinary explorer Andrew Zimmern continues his quest to taste the weird and wonderful foods of the USA. He heads to Alaska where he chows down on Seal.

Discover the truth behind the UFO cover up. Did a Nazi flying saucer crash in New Mexico? Are aliens living at Area 51? Or are these rumours to hide the real story?

Treasure hunters search for clues to a vast fortune they believe is hidden on Brazil's "Snake Island." But team tensions could derail the expedition.

Don investigates a mystery surrounding two young survivors of the Titanic and a diabolical plot to assassinate one of the world's most influential people.

Andrew Zimmern heads to Iowa where sheep head is on the menu. Then, he finds out that there is a lot more meat and potatoes on the table in the middle of America's heartland.

Andrew Zimmern continues his quest to taste the weird and wonderful foods of the USA. He heads to Wisconsin where emu testicle is on the menu.

Images of Mercury reveal massive spider-like formations on its surface. Is it an odd geological formation - or something much more ominous?

Outlaw bikers are often secretive organisations. But are they international crime syndicates, or social clubs for outcasts and nonconformists? Discover the truth.

Don explores the story behind a feline saved a trainline, NASA's mission to save the Voyager 2, and one man's quest to bring movies to the masses.

The team visit Virginia to check out footage of a creature the locals have dubbed 'The Beast of Gumhill'. Can they prove this elusive beast is real?

The team gear up for their first venture onto the Snake Island, where they'll face triple-digit heat and one of the world's deadliest vipers.

Josh travels to India in search of Dwarka, a mythical kingdom swallowed by the ocean. He dives into the Arabian Sea to visit a dig site that could rewrite history.

Atlantis is one of the most famous disappearances. After thousands of years, can state-of-the-art technology finally to crack this ancient mystery?

In the Borjami Valley, experts uncover bones they believe belong to a human over nine feet tall. Plus, why are dogs jumping to their death?

Don Wildman investigates a high society murder, an ominous orb and a pesky plant turned cash crop.

Jack and Katrina investigate the site of one of the bloodiest massacres in Colonial America. It is reported that the ghosts of dead soldiers haunt the location

We'll explore a conspiracy that helped three inmates escape the dungeon of Alcatraz, and discover the remnants of a mysterious military outpost linked to Abraham Lincoln.

Josh travels to Italy in search of what may be history's richest treasure - the looted relics of the Roman Empire interred with the Visigoth king Alaric.