Ancient Aliens - Season 21
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.
First Air Date : Apr 20, 2010
Last Air Date : Mar 28, 2025
Runtime : 42 min.
Genre : Documentary, Mystery, Sci-Fi & Fantasy
Stars : Robert Clotworthy, Giorgio A. Tsoukalos, Ariel Bar Tzadok, Jonathan Young, David Childress, Erich von Däniken, Linda Moulton Howe, David Wilcock, George Noory, Philip Coppens, Nick Pope
Quality : 
- Eps. 3 : The Top Ten UFO Crashes2025-02-21
- Eps. 5 : The Top Ten Secret Projects2025-03-07
- Eps. 7 : Mysteries of the Aztecs2025-03-21
- Eps. 8 : The Glowing Orb Phenomenon2025-03-28
