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Season 1
Episode 1:
Close Encounters
Episode 2:
Ancient Visitors
Episode 3:
UFOs Over England
Episode 4:
Roswell Revealed
Watch Expedition Unknown: Hunt for Extraterrestrials Season 1 Episode 2 Online for Free
Overview:
Josh Gates sets off on the most extraordinary expedition of his career. He'll journey over 50,000 miles to four continents to tackle mankind's greatest question: Are we alone in the universe?
