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.
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16 Episodes
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8 Episodes
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16 Episodes
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22 Episodes
12 Episodes
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20 Episodes
20 Episodes
20 Episodes
13 Episodes
Investigates a wide range of historically compelling topics ...
Revisit the epic heroes, villains and moments from across th...
Eerie encounters, bizarre disappearances, haunting events an...
