Ancient Aliens
S1, 3-10 and 14-16 streamingStream Ancient Aliens Season 14, Episode 13 instantly on NOW
On Location: Decoding The Alien Glyphs
40 mins
Giorgio Tsoukalos takes a look back at the incredible hieroglyphs, petroglyphs, and geoglyphs that he believes tell a worldwide story of alien visitation.
|Features, Historical, Science|12 Seasons|167 Episodes
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