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Watch What on Earth? Season 4 Episode 18 Online

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

Treasure hunters have searched for a lost Incan city of untold wealth for a century, but new technology might finally locate its riches; a strange mountain in Egypt sparks an investigation into Cleopatra's gems and the tomb of Alexander the Great.