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S2 E1 - Mysterious Places
S2 E2 - Gods & Aliens
S2 E3 - Underwater Worlds
S2 E4 - Underground Aliens
S2 E5 - Aliens and the Third Reich
S2 E6 - Alien Tech
S2 E7 - Angels and Aliens
S2 E8 - Unexplained Structures
S2 E9 - Alien Devastations
S2 E10 - Alien Contacts
Videos: Trailers, Teasers, Featurettes
Streaming, rent, or buy Ancient Aliens – Season 2:
Currently you are able to watch "Ancient Aliens - Season 2" streaming on Discovery Plus.