Epic Night Fights | Dogfights

The Colosseum Becomes a Wonder | A Conversation with Barry Strauss & Alison Futrell

High Pressure Hunt for a Powerful German Battleship (Season 1) | Dogfights

A Scientist's Mysterious Death Sparks Questions (Season 15) | Ancient Aliens

UFO Or Natural Phenomenon? *Shocking Video Footage* | The Proof Is Out There

Go Inside the Freemasons Meeting Spot (Season 7) | The UnXplained

Secrets Behind the Biggest Government Conspiracies | The Proof Is Out There

Incredible Collection of Car Parts *Including Chevrolet Sign* (Season 25) | American Pickers

Mysteries of Biblical Prophets & Aliens | Ancient Aliens

Mysterious Orb Phenomena Explored (Season 3) | Beyond Skinwalker Ranch

Bursting the Bubble During Crazy Experiment (Season 6) | The Secret of Skinwalker Ranch

The Building of The Immortality Machine (Season 18) | Ancient Aliens

What Happened to the Wooly Mammoth? | How the Earth Was Made (S1)

REAL UFO Over New York State Park (Season 5) | The Proof Is Out There

Groundbreaking & Unexplainable Technology | Ancient Aliens

Enemy Ambush on the Plains | Kevin Costner's The West (S1)

DRUNK FANS Create Baseball Chaos! | Hazardous History with Henry Winkler (S1)