When did Ancient Aliens Season 3 Episode 4 air?
Ancient Aliens Season 3 Episode 4 aired on August 18, 2011 at 10 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.

Could gold be the ultimate link between humans and aliens? A church in southern France is said to hold the key to alchemy--and a gateway to another part of the universe. Locals in Cusco, Peru believe UFO sightings are connected to lost gold at the bottom of Lake Puray. And some believe underneath the Great Sphinx of Giza lies an entire library left behind by extraterrestrials--a library stored on gold.
Direct answers for episode-level questions and details.
Ancient Aliens Season 3 Episode 4 aired on August 18, 2011 at 10 PM ET.
This episode runs for approximately 44 minutes.
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