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8 Episodes
S1 E1 - Capone's Escape Tunnels
S1 E2 - Mystery of the Serpent Mound
S1 E3 - America's Buried Massacre
S1 E4 - Rocky Mountain Monsters
S1 E5 - Great Lakes Bermuda Triangle
S1 E6 - California's Hidden Doomsday
S1 E7 - Secret History of the New World
S1 E8 - American Stonehenge
Streaming, rent, or buy Secrets of the Underground – Season 1:
Currently you are able to watch "Secrets of the Underground - Season 1" streaming on Foxtel Now.
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Synopsis
Using state-of-the-art technology and cutting-edge research, Rob Nelson works toward new discoveries that can help uncover the truth behind age-old mysteries that lie just beneath our feet.
