Ancient Aliens Documentary - Search Videos

The Mystery of Alien Travel Through History | Ancient Aliens

The Mystery of Alien Travel Through History | Ancient Aliens

Journey through time and space in this Ancient Aliens compilation, exploring how extraterrestrials may have traveled to Earth in ancient times, influencing civilizations, technology, and the mysteries that still baffle historians today. Stay up to date on all of your favorite shows on The HISTORY Channel website at http://history.com/schedule # ...

1.3M views3 months ago

Ancient Aliens Debunked

Most CHILLING Alien Theories *MARATHON* | Ancient Aliens

Most CHILLING Alien Theories *MARATHON* | Ancient Aliens

913K views5 months ago

Earthen Echoes of Alien Technology | Ancient Aliens

Earthen Echoes of Alien Technology | Ancient Aliens

192.7K views2 weeks ago

The Truth Behind These Unexplained Phenomena | Ancient Aliens

The Truth Behind These Unexplained Phenomena | Ancient Aliens

188K views2 months ago

Top videos

The Most Shocking Alien Encounters Ever | Ancient Aliens

The Most Shocking Alien Encounters Ever | Ancient Aliens

938.7K views1 month ago

SHOCKING UFO MYSTERIES OF 2025 | Ancient Aliens *Full Episode Marathon*

SHOCKING UFO MYSTERIES OF 2025 | Ancient Aliens *Full Episode Marathon*

785.5K views7 months ago

Sacred & Inexplicable Places | Ancient Aliens

Sacred & Inexplicable Places | Ancient Aliens

236.3K views3 weeks ago

Ancient Astronaut Theory

Ancient Astronaut Theory | National Geographic

Ancient Astronaut Theory | National Geographic

YouTubeNational Geographic

749K viewsApr 14, 2010

The Ancient Astronaut Cover-Up (S2, E1) | America's Book of Secrets | Full Episode

The Ancient Astronaut Cover-Up (S2, E1) | America's Book of Secrets | Full Episode

24.3K views1 week ago

Ancient Aliens: The Shocking Theory Behind the Gods (S1)

Ancient Aliens: The Shocking Theory Behind the Gods (S1)

17.4K views1 month ago

The Most Shocking Alien Encounters Ever | Ancient Aliens

The Most Shocking Alien Encounters Ever | Ancient Aliens

938.7K views1 month ago

SHOCKING UFO MYSTERIES OF 2025 | Ancient Aliens *Full Episode Marathon*

SHOCKING UFO MYSTERIES OF 2025 | Ancient Aliens *Full Episode Marathon*

785.5K views7 months ago

Sacred & Inexplicable Places | Ancient Aliens

Sacred & Inexplicable Places | Ancient Aliens

236.3K views3 weeks ago

Aliens Were Already Here | Ancient Aliens

Aliens Were Already Here | Ancient Aliens

374.5K views4 months ago

Uncovering Earth’s Most Sacred UFO Mysteries *Marathon* | Ancient Aliens

Uncovering Earth’s Most Sacred UFO Mysteries *Marathon* | Ancient Aliens

251.7K views7 months ago

Inside the Mystery of the Greys | Ancient Aliens

Inside the Mystery of the Greys | Ancient Aliens

1.6M views5 months ago

Humanity’s Greatest Unexplained Mysteries | Ancient Aliens

Humanity’s Greatest Unexplained Mysteries | Ancient Aliens

341.6K views5 months ago

Ancient Aliens: "Are We Alone?" ALIEN AGENDA UNRAVELED *Marathon* | History

4.8M viewsOct 29, 2024

Mysterious Abductions: Encounters Beyond Explanation | Ancient Aliens

326.1K views5 months ago

UFOs, Government Secrets & Hidden Knowledge | Ancient Aliens

251.6K views7 months ago

What Governments Know About Aliens | Ancient Aliens

1M views5 months ago

Unexplained Anomalies and Their Extraterrestrial Links | Ancient Aliens

655.3K views9 months ago

Groundbreaking & Unexplainable Technology | Ancient Aliens | History

2M viewsJun 24, 2025

Unsolved Alien Mysteries: from Alaska's Pyramid to the Freemasons | Ancient Aliens

3.4M views10 months ago

2025’s Biggest Alien Discoveries (Part 2) | Ancient Aliens

1.3M views7 months ago

What NASA Knows About Mars | Ancient Aliens

566.9K views5 months ago

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