The Alien Secrets Hidden in Plain Sight | *MARATHON* | Ancient Aliens
2:12:16
YouTubeHISTORY
The Alien Secrets Hidden in Plain Sight | *MARATHON* | Ancient Aliens
Explore ancient mysteries, remarkable structures, advanced technologies, and sacred sites around the world as theories of extraterrestrial influence challenge conventional explanations of humanity’s past. See more in this marathon. Stay up to date on all of your favorite shows on The HISTORY Channel website at http://history.com/schedule # ...
128.5K views3 days ago
Ancient Aliens
The Radar Contact No One Could Explain (S18) | Ancient Aliens
5:44
The Radar Contact No One Could Explain (S18) | Ancient Aliens
YouTubeHISTORY
20.5K views2 days ago
Top Ten Interstellar Codes (S20, E5) | Ancient Aliens | Full Episode
41:41
Top Ten Interstellar Codes (S20, E5) | Ancient Aliens | Full Episode
YouTubeHISTORY
48.7K views1 week ago
Did a Space Virus Change Human DNA? *Marathon* | Ancient Aliens
2:08:18
Did a Space Virus Change Human DNA? *Marathon* | Ancient Aliens
YouTubeHISTORY
22.8K views1 week ago
Top videos
UFOs: Top Secret Alien Files | Special | Full Episode
1:18:57
UFOs: Top Secret Alien Files | Special | Full Episode
YouTubeHISTORY
55.3K views1 week ago
Why the Ancients Feared the End of the World (S4, E2) | Ancient Aliens | Full Episode
44:15
Why the Ancients Feared the End of the World (S4, E2) | Ancient Aliens | Full Episode
YouTubeHISTORY
44.7K views5 days ago
Evidence of Early Alien Contact with Earth | Ancient Aliens (S1, E99) | Full Episode | History
1:31:03
Evidence of Early Alien Contact with Earth | Ancient Aliens (S1, E99) | Full Episode | History
YouTubeHISTORY
3.6M viewsNov 16, 2024
Roswell Incident
The Roswell Incident: What the Government Has Never Fully Explained
37:48
The Roswell Incident: What the Government Has Never Fully Explained
YouTubeHidden History
30.6K views1 month ago
Exposing The Biggest Government Coverup in UFO History | Roswell UFO Crash 1947
41:49
Exposing The Biggest Government Coverup in UFO History | Roswell UFO Crash 1947
YouTubeDesi Tourist
82.3K views1 month ago
The Roswell Incident That Shocked the World (S1) | Ancient Aliens
8:54
The Roswell Incident That Shocked the World (S1) | Ancient Aliens
YouTubeHISTORY
22.4K views3 months ago
UFOs: Top Secret Alien Files | Special | Full Episode
1:18:57
UFOs: Top Secret Alien Files | Special | Full Episode
55.3K views1 week ago
YouTubeHISTORY
Why the Ancients Feared the End of the World (S4, E2) | Ancient Aliens | Full Episode
44:15
Why the Ancients Feared the End of the World (S4, E2) | Ancient Aliens | Full Episode
44.7K views5 days ago
YouTubeHISTORY
Evidence of Early Alien Contact with Earth | Ancient Aliens (S1, E99) | Full Episode | History
1:31:03
Evidence of Early Alien Contact with Earth | Ancient Aliens (S1, E99) | Full Episode | History
3.6M viewsNov 16, 2024
YouTubeHISTORY
Craziest Alien UFO Crashes | Ancient Aliens
35:47
Craziest Alien UFO Crashes | Ancient Aliens
154.6K views4 days ago
YouTubeHISTORY
Commercial Pilot UFO Sightings (S2, E5) | Unidentified | Full Episode
41:43
Commercial Pilot UFO Sightings (S2, E5) | Unidentified | Full Episode
53.3K views5 days ago
YouTubeHISTORY
The Radar Contact No One Could Explain (S18) | Ancient Aliens
5:44
The Radar Contact No One Could Explain (S18) | Ancient Aliens
38.7K views2 days ago
YouTubeHISTORY
UFO Hunters: The Mystery of the Giant Aerial Fireballs | *MARATHON*
2:13:37
UFO Hunters: The Mystery of the Giant Aerial Fireballs | *MARATHON*
31.3K views1 day ago
YouTubeHISTORY
21:35
Could Wormholes Connect the Cosmos? | Ancient Aliens
9.6K views5 hours ago
YouTubeHISTORY
41:41
Top Ten Interstellar Codes (S20, E5) | Ancient Aliens | Full Episode
48.7K views1 week ago
YouTubeHISTORY
2:05:52
SHOCKING UFO MYSTERIES OF 2025 | Ancient Aliens *Full Episode Marathon*
988.1K views7 months ago
YouTubeHISTORY
15:17
Massachusetts UFO Mysteries | Ancient Aliens
100.4K views5 days ago
YouTubeHISTORY
44:18
Ancient Aliens: Secrets of the Pyramid (S5, E1) | Full Episode | History
4.9M viewsJun 14, 2023
YouTubeHISTORY
42:17
Extraterrestrial Moon Bases: Strange Evidence Explained | Ancient Aliens (S1, E11) | Full Episode
3.7M views11 months ago
YouTubeHISTORY
44:34
Decoding Ancient Messages | Ancient Aliens
170.9K views6 days ago
YouTubeHISTORY
9:38
Monuments Built for the Stars | Ancient Aliens
27.1K views1 week ago
YouTubeHISTORY
20:59
Ancient Weapons of the Gods | Ancient Aliens
62.4K views1 week ago
YouTubeHISTORY
43:22
Ancient Aliens: The Mysteries of Nikola Tesla (S8, E6) | Full Episode | History
6.7M viewsMay 3, 2023
YouTubeHISTORY
See more
Static thumbnail place holder