Release Date: April 4, 2017
Secrets of the Underground
SD
2017
Published on, 1 year ago
Secrets of the Underground
American Stonehenge 1 Season 8 Episode
60 min
2017
Published on, 1 year ago
Rob Nelson investigates the mysterious pattern of rocks at the bottom of Lake Michigan known as Underwater Stonehenge. At the notorious Alcatraz prison, Rob uses state-of-the-art technology in search of rumored escape tunnels.
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