Secrets of the Underground

Secrets of the Underground

Ended First aired 14/Feb/2017 United States English 2 season(s) 16 episode(s)
RealityDocumentary
A search for an underground escape route said to have been used by Al Capone. Also: who or what built earthen mounds in Washington state.
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TimeScore 33% Skip It
Binge Meter 48% Slow Burn
Episode Pulse Quiet 40% activity score
Drop Rate 0% Very Low

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Seasons & Episodes

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Season 2 · Season 2
8 episode(s) · Air date: 28/Oct/2017
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Season Overview

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S2E8
Quest for the Gold Rush Fortune
Air date: 16/Dec/2017 · Time: 22:00 · Runtime: 60 min
Summary

Millions of dollars of stolen Gold Rush treasure is rumored to have been stashed in a cave in Northern California. Rob Nelson and Stefan Burns use cutting-edge technology to search for the legendary treasure.

Summary

Millions of dollars of stolen Gold Rush treasure is rumored to have been stashed in a cave in Northern California. Rob Nelson and Stefan Burns use cutting-edge technology to search for the legendary treasure.

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S2E7
Lost Pirate City Treasure
Air date: 09/Dec/2017 · Time: 22:00 · Runtime: 60 min
Summary

When an infamous pirate city sunk into the sea after a massive earthquake, a pirate's treasure might have disappeared with it. Rob Nelson and Stefan Burns use cutting-edge technology to hunt for the legendary lost pirate treasure of Henry Morgan.

Summary

When an infamous pirate city sunk into the sea after a massive earthquake, a pirate's treasure might have disappeared with it. Rob Nelson and Stefan Burns use cutting-edge technology to hunt for the legendary lost pirate treasure of Henry Morgan.

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S2E6
Mystery of the Ice Cave
Air date: 02/Dec/2017 · Time: 22:00 · Runtime: 60 min
Summary

A strange cave freezes in the summer and melts in the winter, and a massive sand dune swallows a small child in an instant. Rob Nelson and Stefan Burns use cutting-edge technology to investigate these mysteries of the natural world.

Summary

A strange cave freezes in the summer and melts in the winter, and a massive sand dune swallows a small child in an instant. Rob Nelson and Stefan Burns use cutting-edge technology to investigate these mysteries of the natural world.

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S2E5
Atlantis in America
Air date: 25/Nov/2017 · Time: 22:00 · Runtime: 60 min
Summary

New theories claim that the legendary sunken city of Atlantis could have actually been in the Americas. Rob Nelson & Stefan Burns use cutting-edge technology to investigate evidence that might shed more light on one of the world's greatest mysteries.

Summary

New theories claim that the legendary sunken city of Atlantis could have actually been in the Americas. Rob Nelson & Stefan Burns use cutting-edge technology to investigate evidence that might shed more light on one of the world's greatest mysteries.

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S2E4
Doomsday Volcano of the Gods
Air date: 18/Nov/2017 · Time: 22:00 · Runtime: 60 min
Summary

A massive supervolcano beneath Naples, Italy may be on the verge of erupting again, which could have apocalyptic consequences across the planet. Rob Nelson and Stefan Burns use cutting-edge technology to investigate this disturbing new evidence.

Summary

A massive supervolcano beneath Naples, Italy may be on the verge of erupting again, which could have apocalyptic consequences across the planet. Rob Nelson and Stefan Burns use cutting-edge technology to investigate this disturbing new evidence.

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S2E3
Tesla's Final Secrets
Air date: 11/Nov/2017 · Time: 22:00 · Runtime: 60 min
Summary

Nikola Tesla died before finishing a mysterious, earth-shattering invention, but the ground beneath his only remaining lab might hold clues. Rob Nelson & Stefan Burns are the first to use cutting-edge tech to investigate Tesla's underground secrets.

Summary

Nikola Tesla died before finishing a mysterious, earth-shattering invention, but the ground beneath his only remaining lab might hold clues. Rob Nelson & Stefan Burns are the first to use cutting-edge tech to investigate Tesla's underground secrets.

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S2E2
King Solomon's Treasures
Air date: 04/Nov/2017 · Time: 22:00 · Runtime: 60 min
Summary

Priceless gold and silver artifacts are believed to be in fabled lost Temple Treasures of Jerusalem & King Solomon's hidden mines. With unprecedented access, Rob Nelson and Stefan Burns use the latest technology to search for the legendary treasure.

Summary

Priceless gold and silver artifacts are believed to be in fabled lost Temple Treasures of Jerusalem & King Solomon's hidden mines. With unprecedented access, Rob Nelson and Stefan Burns use the latest technology to search for the legendary treasure.

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S2E1
Legend of the Nazi Gold
Air date: 28/Oct/2017 · Time: 22:00 · Runtime: 60 min
Summary

A legendary train filled with stolen Nazi gold is said to be hidden in Poland. Using cutting-edge technology, Rob Nelson and Stefan Burns explore deep underneath the earth's surface and in abandoned Nazi tunnels in search for the infamous legend.

Summary

A legendary train filled with stolen Nazi gold is said to be hidden in Poland. Using cutting-edge technology, Rob Nelson and Stefan Burns explore deep underneath the earth's surface and in abandoned Nazi tunnels in search for the infamous legend.

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Season 1 · Season 1
8 episode(s) · Air date: 14/Feb/2017
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Season Overview

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S1E8
American Stonehenge
Air date: 04/Apr/2017 · Time: 22:00 · Runtime: 60 min
Summary

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.

Summary

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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S1E7
Secret History of the New World
Air date: 28/Mar/2017 · Time: 22:00 · Runtime: 60 min
Summary

Rob investigates ancient ruins in New England that suggest Europeans arrived in the Americas almost 1,000 years before Columbus. Then, he heads to California where a dormant super-volcano may be showing new signs of life.

Summary

Rob investigates ancient ruins in New England that suggest Europeans arrived in the Americas almost 1,000 years before Columbus. Then, he heads to California where a dormant super-volcano may be showing new signs of life.

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S1E6
California's Hidden Doomsday
Air date: 21/Mar/2017 · Time: 22:00 · Runtime: 60 min
Summary

Rob Nelson heads to California to investigate a network for major fault lines that could set off an unprecedented mega-quake. Then, he explores a mysterious sinkhole that some believe is an endless pit to the center of the Earth.

Summary

Rob Nelson heads to California to investigate a network for major fault lines that could set off an unprecedented mega-quake. Then, he explores a mysterious sinkhole that some believe is an endless pit to the center of the Earth.

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S1E5
Great Lakes Bermuda Triangle
Air date: 14/Mar/2017 · Time: 22:00 · Runtime: 60 min
Summary

Rob descends into a cave 30 feet beneath Texas in search of evidence of a mass extinction event. Then, he heads to Lake Michigan to investigate a Bermuda Triangle-like phenomenon that has caused ships to vanish for centuries.

Summary

Rob descends into a cave 30 feet beneath Texas in search of evidence of a mass extinction event. Then, he heads to Lake Michigan to investigate a Bermuda Triangle-like phenomenon that has caused ships to vanish for centuries.

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S1E4
Rocky Mountain Monsters
Air date: 07/Mar/2017 · Time: 22:04 · Runtime: 60 min
Summary

Rob Nelson examines a set of bizarre markings that suggest a violent clash between prehistoric beasts. In California, he investigates if a strange lake is a home to alien life.

Summary

Rob Nelson examines a set of bizarre markings that suggest a violent clash between prehistoric beasts. In California, he investigates if a strange lake is a home to alien life.

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S1E3
America's Buried Massacre
Air date: 28/Feb/2017 · Time: 22:00 · Runtime: 60 min
Summary

Rob Nelson hunts for a legendary mass grave that could expose a dark secret of America's industrial past. High in the mountains, a giant lake is mysteriously disappearing, and Rob uses cutting-edge technology to find out why.

Summary

Rob Nelson hunts for a legendary mass grave that could expose a dark secret of America's industrial past. High in the mountains, a giant lake is mysteriously disappearing, and Rob uses cutting-edge technology to find out why.

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S1E2
Mystery of the Serpent Mound
Air date: 21/Feb/2017 · Time: 22:01 · Runtime: 60 min
Summary

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

Summary

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

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S1E1
Capone's Escape Tunnels
Air date: 14/Feb/2017 · Time: 22:02 · Runtime: 60 min
Summary

Rob Nelson investigates rumors of a secret underground escape route used by the infamous gangster Al Capone. In Washington state, Rob tries to uncover who -- or what -- built a vast landscape of earthen mounds in Washington state.

Summary

Rob Nelson investigates rumors of a secret underground escape route used by the infamous gangster Al Capone. In Washington state, Rob tries to uncover who -- or what -- built a vast landscape of earthen mounds in Washington state.

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