Documentary / Historical / Mystery
USA,
2012, 7 h 20 min
(Length: 44 min)
Cast:
Robert Clotworthy (narrator), Giorgio A. Tsoukalos, David Childress, Erich von Däniken, Seth ShostakEpisodes(10)
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The Mayan Conspiracy (S04E01)
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The Doomsday Prophecies (S04E02)
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The Greys (S04E03)
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Aliens and Mega-Disasters (S04E04)
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The NASA Connection (S04E05)
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Mystery of Puma Punku (S04E06)
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Aliens and Bigfoot (S04E07)
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The Da Vinci Conspiracy (S04E08)
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The Time Travelers (S04E09)
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Aliens and Dinosaurs (S04E10)
Gallery (79)
The Time Travelers (S04E09)
Photo © History Channel
![Ancient Aliens - Season 4 - The Time Travelers - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/167/014/167014840_76ee9b.jpg)
The Time Travelers (S04E09)
Photo © History Channel
![Ancient Aliens - Season 4 - The Time Travelers - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/167/014/167014842_45174e.jpg)
The Time Travelers (S04E09)
Photo © History Channel
![Ancient Aliens - Season 4 - The Time Travelers - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/167/014/167014843_9ecf61.jpg)
The Time Travelers (S04E09)
Photo © History Channel
![Ancient Aliens - Season 4 - The Time Travelers - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/167/014/167014845_6a0d6c.jpg)
Aliens and Dinosaurs (S04E10)
Photo © History Channel
![Ancient Aliens - Season 4 - Aliens and Dinosaurs - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/167/014/167014827_6401e0.jpg)
Aliens and Dinosaurs (S04E10)
Photo © History Channel
![Ancient Aliens - Season 4 - Aliens and Dinosaurs - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/167/014/167014828_b4cd1c.jpg)
Aliens and Dinosaurs (S04E10)
Photo © History Channel
![Ancient Aliens - Season 4 - Aliens and Dinosaurs - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/167/014/167014829_ebc3d3.jpg)