Image for the TV series Secrets of the Underground

Secrets of the Underground

2017-Present Science

Scientist Rob Nelson investigates the strangest underground locations in the world.

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Secrets of the Underground Cast

Upcoming TV Listings for Secrets of the Underground

Secrets of the Underground American Stonehenge

Investigating 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.

10:00 PM on Discovery Science Canada

Select your lineup for TV local listings

Secrets of the Underground American Stonehenge

Investigating 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.

3:00 AM on Discovery Science Canada

Select your lineup for TV local listings

Secrets of the Underground American Stonehenge

Investigating 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.

3:00 PM on Discovery Science Canada

Select your lineup for TV local listings

Secrets of the Underground Mystery of the Serpent Mound

Rob explores mysterious tunnels beneath Denver's airport, the capitol building, and downtown to investigate rumors of a secret organization that operates below. In Ohio, he tries to uncover the ancient secrets of a giant mound shaped like a serpent.

10:00 PM on Discovery Science Canada

Select your lineup for TV local listings

Secrets of the Underground Mystery of the Serpent Mound

Rob explores mysterious tunnels beneath Denver's airport, the capitol building, and downtown to investigate rumors of a secret organization that operates below. In Ohio, he tries to uncover the ancient secrets of a giant mound shaped like a serpent.

3:00 AM on Discovery Science Canada

Select your lineup for TV local listings

Secrets of the Underground Mystery of the Serpent Mound

Rob explores mysterious tunnels beneath Denver's airport, the capitol building, and downtown to investigate rumors of a secret organization that operates below. In Ohio, he tries to uncover the ancient secrets of a giant mound shaped like a serpent.

3:00 PM on Discovery Science Canada

Select your lineup for TV local listings