In 2021. the United States government broke a 70-year precedent of denying UF...
Ancient Aliens
Season 18 Episode 13: Decoding the Alien Glyphs
Ancient Aliens has examined the oldest and most mysterious rock art on Earth-up close and in person. Now, Giorgio Tsoukalos takes a look back at the incredible hieroglyphs, petroglyphs, and geoglyphs that he believes tell a worldwide...