Ancient Aliens: ATLANTIS ON ANTARCTICA (Season 14) | History
3:29
YouTubeHISTORY
Ancient Aliens: ATLANTIS ON ANTARCTICA (Season 14) | History
Watch new episodes of Ancient Aliens Saturdays at 9/8c, and stay up to date on all of your favorite History Channel shows at https://history.com/schedule. Ancient texts from Plato point to the existence of Atlantis, which could be Antarctica, coming from space and freezing underwater, leaving people to wonder if there’s a lot we don’t know ...
1.2M viewsMar 17, 2020
UFO Documentaries
Secret Pentagon Program (Full Episode) | UFOs: Investigating the Unknown
42:12
Secret Pentagon Program (Full Episode) | UFOs: Investigating the Unknown
YouTubeNational Geographic
4.6M viewsApr 9, 2023
UFO's: Investigating the Unknown MEGA EPISODE | Secret Programs and Close Encounters | Nat Geo
3:30:10
UFO's: Investigating the Unknown MEGA EPISODE | Secret Programs and Close Encounters | Nat Geo
YouTubeNational Geographic
7.3M viewsOct 5, 2024
Government Breaks Silence: Strange Encounters | UFO's Investigating the Unknown
42:14
Government Breaks Silence: Strange Encounters | UFO's Investigating the Unknown
YouTubeNational Geographic
7M viewsApr 26, 2024
Top videos
Pentagon officially releases 'UFO' videos
1:18
Pentagon officially releases 'UFO' videos
YouTubeGuardian News
8.4M viewsApr 28, 2020
What If Aliens Contact Us? | Alien Encounters (Full Episode)
43:08
What If Aliens Contact Us? | Alien Encounters (Full Episode)
YouTubeScience Channel
783.1K viewsSep 19, 2019
The Alien Files: UFOs Under Investigation (Full Episode S1|E6)
46:34
The Alien Files: UFOs Under Investigation (Full Episode S1|E6)
YouTubeExtreme Mysteries
653.5K viewsJun 26, 2021
Ancient Aliens
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
3.2M viewsNov 16, 2024
Stunning Proof of Extinct Giants | Ancient Aliens | History
8:46
Stunning Proof of Extinct Giants | Ancient Aliens | History
YouTubeHISTORY
2.2M viewsNov 26, 2022
Ancient Aliens: Shocking Evidence of TIME TRAVEL?! | History
17:50
Ancient Aliens: Shocking Evidence of TIME TRAVEL?! | History
YouTubeHISTORY
966.7K viewsMay 30, 2024
Pentagon officially releases 'UFO' videos
1:18
Pentagon officially releases 'UFO' videos
8.4M viewsApr 28, 2020
YouTubeGuardian News
What If Aliens Contact Us? | Alien Encounters (Full Episode)
43:08
What If Aliens Contact Us? | Alien Encounters (Full Episode)
783.1K viewsSep 19, 2019
YouTubeScience Channel
The Alien Files: UFOs Under Investigation (Full Episode S1|E6)
46:34
The Alien Files: UFOs Under Investigation (Full Episode S1|E6)
653.5K viewsJun 26, 2021
YouTubeExtreme Mysteries
Top Secret UFO Projects: Declassified | Official Trailer | Netflix
1:44
Top Secret UFO Projects: Declassified | Official Trailer | Netflix
3.8M viewsJul 3, 2021
YouTubeNetflix
Unidentified: Naval Pilot's Shocking UFO Encounter (Season 1) | History
5:33
Unidentified: Naval Pilot's Shocking UFO Encounter (Season 1) | History
7.6M viewsOct 30, 2019
YouTubeHISTORY
The Alien Files: UFOs Under Investigation (Full Episode S1|E1)
45:59
The Alien Files: UFOs Under Investigation (Full Episode S1|E1)
340.7K viewsJul 27, 2021
YouTubeExtreme Mysteries
UFO Hunters: Life-Altering Alien Encounter (S2, E8) | Full Episode | History
42:22
UFO Hunters: Life-Altering Alien Encounter (S2, E8) | Full Episode …
810.3K viewsDec 29, 2020
YouTubeHISTORY
45:02
The Alien Files: UFOs Under Investigation (Full Episode S1|E12)
463.2K viewsJul 4, 2021
YouTubeExtreme Mysteries
44:20
UFO Hunters: Underwater Alien Bases Located (S3, E4) | Full Epis…
854.1K viewsFeb 2, 2021
YouTubeHISTORY
19:00
The Alien Files: UFOs Under Investigation (Full Episode S1|E11)
91.8K viewsJul 3, 2021
YouTubeExtreme Mysteries
44:42
UFO Hunters: Top Secret Underwater Alien Base (S3, E8) | F…
1.4M viewsFeb 23, 2021
YouTubeHISTORY
3:22
Ancient Aliens: Alien Gods of Ancient Sumer (Season 13) | History
946.3K viewsMar 7, 2020
YouTubeHISTORY
43:45
UFO Hunters: Terrifying Encounters with Mysterious Beings (S3, E12) …
1.4M viewsMar 9, 2021
YouTubeHISTORY
48:51
UFOS & ALIENS - The Myth Of Space Travel | SPACETIME - SCIE…
3.5M viewsNov 29, 2019
YouTubeWELT Documentary
44:58
Chasing UFOs S01E03 Alien Cowboys
91.2K viewsJul 31, 2012
YouTuberappie holland
11:13
UFO: The Alien Files
157.1K viewsAug 1, 2020
YouTubeGerry Anderson
2:47:08
Compilation: UFOs & Aliens!
8.3M viewsMar 14, 2024
YouTubeThe Why Files
35:48
WILD UFO CRASHES | Ancient Aliens | History
427.6K viewsMar 18, 2025
YouTubeHISTORY
8:35
Ancient Aliens: TRUTH UNCOVERED By UFO Investigatio…
396.6K viewsMar 25, 2023
YouTubeHISTORY
4:06
Ancient Aliens: UFO Cover-Up Inside the U.S. Government (Seas…
565.4K viewsMay 27, 2021
YouTubeHISTORY
1:47:26
Alien and UFO Encounters from Another Dimension (Part 3)
1M viewsJan 21, 2022
YouTubeExtreme Mysteries
7:23
Ancient Aliens: UFO Investigation Reveals Another Dimension (Seas…
1M viewsAug 11, 2022
YouTubeHISTORY
1:05:39
ALIEN CONTACT (Episode 4) - ALIEN AND UFO ENCOUNTERS F…
795.4K viewsMar 22, 2022
YouTubeExtreme Mysteries
58:35
ALIEN CONTACT (Ep 3) - ALIEN AND UFO ENCOUNTERS FROM A…
507.7K viewsMar 1, 2022
YouTubeExtreme Mysteries
18:31
Ancient Aliens: Inside Area 51's UFO Secrets | History
5.8M viewsMay 9, 2024
YouTubeHISTORY
1:03:10
ALIEN CONTACT (Episode 1) - ALIEN AND UFO ENCOUNTERS F…
3.5M viewsFeb 15, 2022
YouTubeExtreme Mysteries
24:02
ALIEN CHRONICLES (S1E1) - ALIEN AND UFO ENCOUNTERS FROM A…
274K viewsMay 11, 2022
YouTubeExtreme Mysteries
19:37
Ancient Aliens: TOP 3 DEEP SEA UFO MYSTERIES | History
2M viewsJun 15, 2023
YouTubeHISTORY
13:29
Ancient Aliens: Japan's WILD Extraterrestrial Energy | History
1.1M viewsNov 23, 2023
YouTubeHISTORY
See more videos
Static thumbnail place holder