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The Truth Behind Aliens, Cover-Ups, and the Unknown *Marathon* | Ancient Aliens

The Truth Behind Aliens, Cover-Ups, and the Unknown *Marathon* | Ancient Aliens

From Bigfoot encounters and hidden extraterrestrial theories to Einstein’s revolutionary ideas and alleged government cover-ups, this marathon explores some of the most debated mysteries surrounding alien contact and the unknown. See more in this marathon. Stay up to date on all of your favorite shows on The HISTORY Channel website at http ...

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HISTORY: Most Viewed Videos

Alien Encounters You Won't Believe | Ancient Aliens | History

Alien Encounters You Won't Believe | Ancient Aliens | History

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How the Earth Was Made: The Most DANGEROUS Geological Mysteries *Epic Marathon* | History

How the Earth Was Made: The Most DANGEROUS Geological Mysteries *Epic Marathon* | History

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Forged in Fire: TOP 5 DEADLIEST WEAPONS FROM INDIA | History

Forged in Fire: TOP 5 DEADLIEST WEAPONS FROM INDIA | History

已浏览 3148.3万次2021年1月2日

How the U.S. Made a Factory Disappear | Secrets Declassified with David Duchovny | #shorts

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How the U.S. Made a Factory Disappear | Secrets Declassified with David

Rommel Enters the Desert War | History's Greatest Mysteries | #shorts

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Rommel Enters the Desert War | History's Greatest Mysteries | #shorts

热门视频

Is the Moon a Giant Alien Spaceship? (S1, E4) | Ancient Aliens | Full Episode

Is the Moon a Giant Alien Spaceship? (S1, E4) | Ancient Aliens | Full Episode

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The Secret Plan to Hide U.S. Factories (S2) | Secrets Declassified with David Duchovny

The Secret Plan to Hide U.S. Factories (S2) | Secrets Declassified with David Duchovny

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Satan's Army and Global Doomsday Prophecies (S1, E9) | Nostradamus Effect | Full Episode

Satan's Army and Global Doomsday Prophecies (S1, E9) | Nostradamus Effect | Full Episode

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The Trail of the Templars (S2, E7) | The Curse of Oak Island | Full Episode

The Trail of the Templars (S2, E7) | The Curse of Oak Island | Full Episode

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The Hunt for Answers Leads to Italy | The Curse of Oak Island

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They Found a Fortune Hiding in This Dusty Barn (S3, E5) | American Pickers | Full Episode

They Found a Fortune Hiding in This Dusty Barn (S3, E5) | American Pickers | Full Episode

已浏览 2.9万次5 天之前

Is the Moon a Giant Alien Spaceship? (S1, E4) | Ancient Aliens | Full Episode

Is the Moon a Giant Alien Spaceship? (S1, E4) | Ancient Alie…

已浏览 2.6万次13 小时之前

The Secret Plan to Hide U.S. Factories (S2) | Secrets Declassified with David Duchovny

The Secret Plan to Hide U.S. Factories (S2) | Secrets Declassifi…

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Satan's Army and Global Doomsday Prophecies (S1, E9) | Nostradamus Effect | Full Episode

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In Search of Aliens: The Mystery Behind the Founding of America (S1, E8) | Full Episode | History

In Search of Aliens: The Mystery Behind the Founding of America (…

已浏览 401.6万次2021年11月8日

Were the Ancient Gods Actually Aliens? | Ancient Aliens

Were the Ancient Gods Actually Aliens? | Ancient Aliens

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Did Ancients Copy UFO Designs? (S19, E18) | Ancient Aliens | Full Episode

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Revisiting the Ranch’s Wildest Events | The Secret of Skinwalker Ranch

Revisiting the Ranch’s Wildest Events | The Secret of Skinwalker …

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The Hunt for Answers Leads to Italy | The Curse of Oak Island

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YouTubeTimeline - World History Documentaries

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Abraham Lincoln's Historic Legacy | Abraham Lincoln | History

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