These underground offices are studying the power coming from a pyramid in Alaska. See more in this #Short from Ancient Aliens. Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for more from Ancient Aliens ...

Do you believe that there's life on Mars? See more in this compilation from Ancient Aliens. 00:00 - Signs of Lost Civilization Found on Mars 03:13 - Were Mythical Fallen Angels Actually Martians? 07:02 - Humankind's RETURN to Mars 11:34 - The Mars Monolith Watch your favorite episodes of ...

More than 3,000 years ago, the ancient Greeks built an empire that is considered the birthplace of Western Civilization, and they credited their most monumental achievements to gods like Zeus, Apollo, and Poseidon. See more in this scene from Season 19, Episode 16, "The Gods of Greece." Watch ...

Where did all the people on Easter Island go? See more in Season 1, Episode 10, "Gone Without a Trace." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for more from Ancient Aliens and other great The ...

What should we make of these international UFO sightings? See more in this compilation from The Proof Is Out There. Watch all new episodes of The Proof Is Out There, Fridays at 10/9c, and stay up to date on all of your favorite The HISTORY Channel shows at http://history.com/schedule. If ...

A policeman witnesses alien activity. See more in this #Short from Ancient Aliens. Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for more from Ancient Aliens and other great The HISTORY Channel shows: ...

Many people believe that there are extraterrestrial reptilian humanoids that have been spotted on Earth. See more in this compilation from Ancient Aliens. 00:00 Reptilian-Human Hybrid 03:49 Reptilian Statues 10:23 Patient with Reptilian Heart Watch your favorite episodes of Ancient Aliens on ...

Modern technology helps create a high resolution version of an old UFO photo. See more in this scene from Season 19, Episode 17, "The New UFO Hunters." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for ...

Tens of thousands of individuals go missing every year and many are never found. But this is not a new phenomenon. See more in this scene from Season 1, Episode 10, "Gone Without a Trace." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at ...

Is an alien assisting the U.S. government? See more in this #Short from Ancient Aliens. #AncientAliens "Ancient Aliens" explores the controversial theory that extraterrestrials have visited Earth for millions of years. HISTORY® is the leading destination for award-winning original series and ...

Could the James Webb Space Telescope help us find alien life? See more in this scene from Season 19, "UFO Hunters." Watch your favorite episodes of Ancient Aliens on The HISTORY Channel website at http://history.com/schedule. #AncientAliens Subscribe for more from Ancient Aliens and other ...

Are UFOs disappearing inside volcanoes? See more in this #Short from Ancient Aliens. #AncientAliens "Ancient Aliens" explores the controversial theory that extraterrestrials have visited Earth for millions of years. HISTORY® is the leading destination for award-winning original series and ...