Travel Channel

Adventurer and survivalist Cliff Simon explores paranormal mysteries in some of the world's most extreme and challenging environments. Along the way, scientists, shamans and historians provide clues that shed light on dark secrets that defy explanation.

J.J. Kelley and Kinga Philipps head to a remote island in the Galapagos to uncover how and why an Austrian baroness and her lover disappeared in 1934. Cryptic photographs found near a dead body almost a century ago may provide new clues in the case.

A mysterious invoice written by Harriet Tubman sends Justin deep into former Confederate territory to investigate whether a secret network of escaped slaves turned the tide of the Civil War in favor of the Union.

Don Wildman examines a boulder covered in strange carvings that could turn American history on its head, a sword belonging to an explorer accused of treason and the marble bust of a great leader who tried to untangle an ancient puzzle.

Exploring the entire story of King Tut deep in the heart of Egypt, from the initial discovery by archaeologist Howard Carter to the curse of the pharaoh.

Josh Gates takes a turn as a game show host in this special episode. As Josh visits some of the most beautiful, jaw-dropping and remote locations on Earth, he quizzes the tourists and locals with trivia based on his special blend of adventure, history and humor. He's got a few fun prizes as well. And for viewers playing along at home, there's a bonus prize of highlights and never-before-televised footage from his recent investigations.

Don examines the death case of Siamese Twins Cheng & Eng and unlocks their medical mystery. He studies an umbrella that played a role in a Cold War assassination. And, he visits a jail cell that holds a secret about Al Capone.

Josh Gates takes a turn as a game show host in "Global Game Show: Without Borders," a special episode of Expedition Unknown. Josh quizzes fellow travelers as he explores the globe, and anyone, anywhere could be his next contestant. Josh shares highlights, behind-the-scenes extras and never-before televised footage from some of his most recent thrilling adventures.

How did the White House evolve from a simple stone building into the nation's nerve center? Don Wildman goes on the scene to trace its transformation and uncover its secrets. From flying inside the DC Flight Restricted Zone to going deep underground in a declassified nuclear bunker, its a thrilling exploration of the myths and mysteries behind one of the world's most famous residences.

Philippe Cousteau follows in the footsteps of his grandfather, famed deep-sea explorer Jacques Cousteau, as he sets sail on the Caribbean to investigate tales of lost treasure. Joined by his wife, Ashlan, a journalist and passionate environmentalist in her own right, Philippe explores the crystal blue waters of Antigua, Belize and the Dominican Republic, among other destinations, which hold countless stories of shipwrecks.