When did Ancient Aliens Season 3 Episode 13 air?
Ancient Aliens Season 3 Episode 13 aired on October 19, 2011 at 9 PM ET.


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.

Megalithic monuments linked together by electromagnetic energy... Prehistoric ruins arranged across vast distances in straight lines... And advanced mathematics carved into landmarks more than 5000 years ago. Were ancient man's spectacular structures built by humans alone? Or do they bear evidence of being designed - and interconnected--by otherworldly visitors?
Direct answers for episode-level questions and details.
Ancient Aliens Season 3 Episode 13 aired on October 19, 2011 at 9 PM ET.
This episode runs for approximately 44 minutes.
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