Secrets of the Underground - Season 1 Episode 8

Seasons & Episodes

Episode 1

Secrets of the Underground – S01E01 – Capone’s Escape Tunnels

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Episode 2

Secrets of the Underground – S01E02 – Mystery of the Serpent Mound

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Episode 3

Secrets of the Underground – S01E03 – America’s Buried Massacre

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Episode 4

Secrets of the Underground – S01E04 – Rocky Mountain Monsters

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Episode 5

Secrets of the Underground – S01E05 – Great Lakes Bermuda Triangle

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Episode 6

Secrets of the Underground – S01E06 – California’s Hidden Doomsday

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Episode 7

Secrets of the Underground – S01E07 – Secret History of the New World

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Episode 8 Current

Secrets of the Underground – S01E08 – American Stonehenge

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Secrets of the Underground

Episode Overview

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.

Episode Details

Airdate: 2017-04-04
Episode Title: American Stonehenge
Runtime: 41
Genre: Documentary
Cast: Rob Nelson, Stefan Burns
Episode Rating: 7.2 (14 votes)
Release Year: 2017
Episode Runtime: 60 min
Rated: TV-PG
First Air Date: 2017-02-11
Seasons: 2
Status: Returning Series
Creators: Christopher Cassel, Jason Odell Williams

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