Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode gives historic depth to the questions, speculations, provocative controversies, first-hand accounts and grounded theories surrounding this age old debate.
Ancient Aliens season 1
5 episodes
Ancient Aliens season 2
10 episodes
Ancient Aliens season 3
16 episodes
Ancient Aliens season 4
10 episodes
Ancient Aliens season 5
12 episodes
Ancient Aliens season 6
11 episodes
Ancient Aliens season 7
8 episodes
Ancient Aliens season 8
8 episodes
Ancient Aliens season 9
12 episodes
Ancient Aliens season 10
10 episodes
Ancient Aliens season 11
15 episodes
Ancient Aliens season 12
16 episodes
Ancient Aliens season 13
15 episodes
Ancient Aliens season 14
22 episodes
Ancient Aliens season 15
12 episodes
Ancient Aliens season 16
10 episodes
Ancient Aliens season 17
7 episodes
Ancient Aliens season 18
20 episodes
Ancient Aliens season 19
20 episodes
Ancient Aliens season 20
20 episodes
Ancient Aliens season 21
20 episodes
Ancient Aliens season 22
16 episodes
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