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Watch What on Earth? Season 4 Episode 20 Online

  • 6.5/10
  • COUNTRIES: United States of America
  • Subtitles: English,Français,Deutsch

New evidence might reveal how the Mayans vanished; when scientists investigate an abandoned settlement, they discover traces of ritualistic drug binges from the ancient world; a mysterious symbol in the desert points to a sex cult of millionaires.