Watch Trailer
DISCLAIMER: Not all titles shown are currently available on all streaming providers.

Watch Ancient Aliens Season 18 Episode 13 Online

  • 6.894/10
  • COUNTRIES: United States of America
  • Subtitles: English

Ancient Aliens has examined the oldest and most mysterious rock art on Earth up close, and Giorgio Tsoukalos takes a look back at the incredible hieroglyphs, petroglyphs, and geoglyphs that he believes tell a worldwide story of alien visitation.