Secrets of the Underground: Great Lakes Bermuda Triangle

  • TV-PG
  • Release year: 2017
Rob Nelson examines a set of bizarre markings on a Colorado ridge that suggest a violent clash between prehistoric beasts. Also, an ancient California lake is investigated to see if it's home to alien life.
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Rob Nelson examines a set of bizarre markings on a Colorado ridge that suggest a violent clash between prehistoric beasts. Also, an ancient California lake is investigated to see if it's home to alien life.

Original Release

03/14/2017

US Release

03/14/2017

Cast

(see additional cast & crew)

Writers

Sarah Dalsimer, Christopher Cassel

Cast

Producers

Editors

Jared Mills

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