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EPISODE · TUBI
Season 2 · Episode 4
Landed Thu, 18 Nov 2010 · 22:00 your time · 1 episode · 1h 0m
Season 2, Episode 4 of Ancient Aliens aired Thursday, 18 November 2010 at 10pm ET on History.
- S02E04Underground AliensIf extraterrestrials influenced human history, can evidence of their existence be found in hidden tunnels and caverns around the world? Could a cave in Ecuador contain metallic books inscribed with secrets of alien technology? Was an ancient underground city in Turkey built with alien help... or as a refuge from an alien attack? Rumors of the U.S. military working alongside aliens in a secret base inside a mesa in New Mexico continue to swirl, Native American legends mention strange inner-Earth beings, and recent archaeological discoveries in the Yucatan may point to an extraterrestrial reality behind.
NEXT IN SEASON 2
Episode 5
Thu 25 Nov · 22:00
Ancient Aliens
22 seasons · 293 episodes · airing
AVAILABILITY
Streaming on Tubi in United States · also on Hulu, The Roku Channel, Prime Video.
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