- Original release
- Previous episode S02E02 - Gods & Aliens
- Number S02E03
- Country United States
- Original language English
- Genres Documentary, Fantasy, History, Science-Fiction
-
External links
TheTVDB page
IMDB page
TheMovieDB page -
Last update
22 novembre 2025 - 06:13
on 11 databases
Underwater Worlds
Ancient underwater cities can be found around the globe, but could these aquatic worlds be the ruins of unknown civilizations--or even proof of extraterrestrial visitations? The infamous tale of the long lost city of Atlantis may be a preserved memory of an ancient alien metropolis.
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S02E04 - Underground Aliens
