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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.
5 Episodes
10 Episodes
16 Episodes
10 Episodes
12 Episodes
11 Episodes
8 Episodes
8 Episodes
12 Episodes
10 Episodes
15 Episodes
16 Episodes
15 Episodes
22 Episodes
12 Episodes
10 Episodes
7 Episodes
20 Episodes
20 Episodes
20 Episodes
8 Episodes
as Narrator (voice)
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
as Self
2015
1988
2021
2012
2023
2014
2015
2015
1965
2015
2017
