Ancient Aliens — Season 17

E01 The Lost City of Peru 06 Aug 2021 E02 Top 10 Mysterious Sites 13 Aug 2021 E03 Top Ten Alien Cover-Ups 20 Aug 2021 E04 The Mystery of Mount Shasta 17 Sep 2021 E05 The Human Experiment 24 Sep 2021 E06 Top Ten Alien Encounters 01 Oct 2021 E07 Top Ten Alien Artifacts 08 Oct 2021