Unexplained and Unexplored

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Did the Maya Empire relocate to America? How did Merriweather Lewis really die? Where did the Ark of the Covenant end up after being smuggled out ...
Underground Marvels

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Historians, engineers, ​and experts take a look at the underground structures, systems, and phenomena that exist beneath our feet.
Secret Nazi Ruins

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From tunnels to towers, artillery sites, resistance nests and communication centers, Nazi Germany left their footprint throughout the world. To ...
Monster Ships

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Revealing how the world’s largest vessels operate when crossing dangerous global waters.
Legends of the Deep

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Celine and Fabien Cousteau use cutting-edge tech to hunt for a long-lost shipwreck in the Bermuda Triangle, and if their top-secret clues are ...
Truth Behind the Moon Landing

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Truth Behind the Moon Landing tests evidence and applies scientific reasoning to conspiracies with the help of former NASA astronaut Leland ...
Mysteries of Apollo

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New information reveals the secret story of the Apollo 13 rescue, and how America’s best minds used innovative science and engineering to ...
Egypt’s Unexplained Files

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Experts dive deep into the secrets of Ancient Egypt, and use cutting-edge archaeological technology to reveal the hidden truths that could ...
America’s Lost Vikings

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Archaeologists and explorers Blue Nelson and Mike Arbuthnot will embark on their biggest ever adventure – to find out how far the Vikings ...
Houdini’s Last Secrets

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The legendary life of Harry Houdini remains as much of a mystery as his death. Modern magicians marvel at his death-defying performances. His ...
Mythbusters Jr.

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Six of America’s most talented kids get a chance to show off their amazing ingenuity and STEAM (Science, Technology, Engineering, Arts, and Math) ...