Underground Marvels

Underground Marvels - Science Channel

Science Channel

Series

2019

TVPG

Documentary

Uncovering subterranean phenomena around the globe and their impressive stories.

Upcoming TV Airings

The airings below are based on a generic national schedule. Times and dates can vary by TV provider.

Friday, July 18

Cincinnati's Secret Caverns

Season 2 • Episode 2

Deep beneath the streets of Cincinnati lies a network of deserted tunnels and caverns.

Friday, July 18

Hotel Bunker of the Apocalypse

Season 2 • Episode 1

Experts investigate the top-secret construction of a massive nuclear bunker in West Virginia.

Friday, July 18

Murder Raid Tunnels

Season 2 • Episode 3

WWII bomb shelter that became a permanent refuge for many civilians after a devastating attack.

Friday, July 18

Grand Canyon's Lost Treasure

Season 2 • Episode 2

Descending more than 200 feet beneath Arizona lies the largest dry cave system in North America.

Friday, July 18

World's Biggest Labyrinth

Season 1 • Episode 6

New discoveries about a cave system reveal secrets of Nazi occupation and Cold War subterfuge.

Friday, July 18

Cave of the Body Snatchers

Season 1 • Episode 5

Experts excavate an eerie system of underground vaults in Scotland for thieves who stole corpses.

Friday, July 18

Secrets of the Terror Tunnels

Season 1 • Episode 3

A system of tunnels built almost 3,000 years ago was the site of the greatest battles of antiquity.

Saturday, July 19

Cave of the Body Snatchers

Season 1 • Episode 5

Experts excavate an eerie system of underground vaults in Scotland for thieves who stole corpses.

Saturday, July 19

Secrets of the Terror Tunnels

Season 1 • Episode 3

A system of tunnels built almost 3,000 years ago was the site of the greatest battles of antiquity.

Friday, August 1

Cincinnati's Secret Caverns

Season 2 • Episode 2

Deep beneath the streets of Cincinnati lies a network of deserted tunnels and caverns.

Friday, August 1

Hotel Bunker of the Apocalypse

Season 2 • Episode 1

Experts investigate the top-secret construction of a massive nuclear bunker in West Virginia.

Friday, August 1

Grand Canyon's Lost Treasure

Season 2 • Episode 2

Descending more than 200 feet beneath Arizona lies the largest dry cave system in North America.

Friday, August 1

Murder Raid Tunnels

Season 2 • Episode 3

WWII bomb shelter that became a permanent refuge for many civilians after a devastating attack.

Friday, August 1

Secrets of the Rock

Season 1 • Episode 1

The secrets of a subterranean city built within the Rock of Gibraltar.

Friday, August 1

Curse of Cannibal Caves

Season 1 • Episode 10

Explorers investigating a cave system uncover evidence of cannibalism among its Ice Age denizens.

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