9
2007
Science & Nature
Paranormal
Rocky Mountain Monsters
Season 1, Episode 4
: 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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About the Series
Secrets of the Underground
Scientist Rob Nelson investigates the strangest underground locations in the world, using the latest technology and research to shed new light on the secrets that lie just beneath our feet.
1. Capone's Escape Tunnels
Rob Nelson investigates rumors of an underground escape tunnel used by Al Capone...
2. Mystery of the Serpent Mound
Rob Nelson investigates rumors of a secret organization operating in several loc...
3. America's Buried Massacre
Rob Nelson hunts for a legendary mass grave that could expose a dark secret from...
4. Rocky Mountain Monsters
Rob Nelson examines a bizarre landscape that suggests a violent clash between pr...
5. Great Lakes Bermuda Triangle
Rob Nelson explores a phenomenon that's caused ships to disappear for centuries ...
6. California's Hidden Doomsday
Rob Nelson investigates a network of major fault lines that could trigger a mass...
7. Secret History of the New World
Rob Nelson investigates a cluster of mysterious ruins that may have been built b...
8. American Stonehenge
Rob Nelson uses state-of-the-art technology to search for rumored escape tunnels...
Season 1, Episode 4 - Rocky Mountain Monsters
Release Year:
2007
Rating:
9