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Secrets of the Underground

  • 2017
  • Season 1
  • 8 episodes
  • Entertainment

Summary

Sprawling subterranean worlds live right below our feet; bizarre phenomena and histories long thought lost lie waiting to be uncovered. Emmy Award-winning explorer and ecologist Rob Nelson goes digging to unearth these fascinating archeological and architectural enigmas.

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Episode 5: Secrets Underground: Rocky Mountain Monsters

Summary

Rob Nelson examines bizarre markings that suggest a violent clash between prehistoric beasts, and in California, he investigates whether a strange lake might be home to alien life.

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