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Secrets of the Underground

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Secrets of the Underground

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Secrets of the Underground Next Episodes

America's Buried Massacre

S01, E03  (First Aired: Feb. 28, 2017)
Hunting for a legendary mass grave that could expose a dark secret of America's industrial past; using cutting-edge technology to find out why a giant lake is mysteriously disappearing high in the mountains.
  • Mon 6/26
  • 3:12AM-4:08AM
  • Science

Rocky Mountain Monsters

S01, E04  (First Aired: Mar. 7, 2017)
Examining a set of bizarre markings that suggest a violent clash between prehistoric beasts; in California, Rob investigates to see if a strange lake is a home to alien life.
  • Mon 6/26
  • 4:08AM-5:04AM
  • Science
» All Upcoming Episodes of Secrets of the Underground

Cast of Secrets of the Underground

  • Rob Nelson