Alternative Titles:Nos ancêtres les extraterrestres, 远古外星人, Ancient Aliens - Neue Erkenntnisse, Generacion alien, Alienígenas ancestrales, Alien Theory, 古代の宇宙人, Goście z Przeszłości, Drevni vanzemaljci
Overview: For decades, incredible claims have been made about an extraterrestrial presence on Earth, and the government has gone to great lengths to discredit them.
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First Air Date: Apr 20, 2010Last Air date: Sep 13, 2024Season: 20 SeasonEpisode: 259 EpisodeRuntime: 42 minutesQuality: HDIMDb: 6.80 / 10 by 253 usersPopularity: 151.405Language: English