Can We Travel Through Time? | The UnXplained (S6, E2) | Full Episode

Evidence of Alien Bodies? | History's Greatest Mysteries (S1, E7) | Full Episode

A Never-Before-Seen Site | The Secret of Skinwalker Ranch (S2, E2) | Full Episode

Building for the Pharaohs | Egypt: Engineering an Empire | Full Special

Weapons Ahead of Their Time | Ancient Impossible (S1, E1) | Full Episode

Metallic Finds Above and Below Ground | The Curse of Oak Island

Were Prophets Contacting Aliens? *Marathon* | Ancient Aliens

Could Ancient Carvings Be Proof of Aliens? | Ancient Aliens

The Ranch Strikes Back | The Secret of Skinwalker Ranch (S2, E1) | Full Episode

WILD Military UFO Encounters | MonsterQuest

Something Lurks at Homestead Two | The Secret of Skinwalker Ranch

This is the $90,000 Question | American Pickers (S17)

Into Thin Air | Full Episode

Return to the Money Pit | The Curse of Oak Island (S4, E1) | Full Episode

25,000 Miles of Volcanoes | How the Earth Was Made (S2, E7) | Full Episode

Battle of the Bread Brands | The Food That Built America (S3, E5) | Full Episode

Tecumseh Unites the Tribes | The Men Who Built America (S1, E2) | Full Episode