Ancient Aliens

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. Watch Ancient Aliens series full episodes online streaming for free. Ancient Aliens is an American television show that presents theories of ancient astronauts and proposes that historical texts, archaeology and legends contain evidence of past human-extraterrestrial contact.