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Underground Marvels

Episode List: Underground Marvels

21 items found
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Date Episode # Title Network Rating Share  (↑) Viewers Watch/Purchase
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10/17/2019 01-001  Secrets of the Rock  Science       
08/12/2021   Mystery of the Kentucky Cave  Science       
08/19/2021   Cincinnati's Secret Caverns  Science       
08/26/2021   Buried Lab of the Black Hills  Science       
09/02/2021   Ireland's Underground Alcatraz  Science       
09/09/2021   Subterranean Silo Survival  Science       
09/16/2021   Italy's Subterranean Secret  Science       
09/23/2021   Grand Canyon's Lost Treasure  Science       
09/30/2021   Murder Raid Tunnels  Science       
08/05/2021 02-001  Hotel Bunker of the Apocalypse  Science       
12/26/2019   Curse of Cannibal Caves  Science      0.3 
12/19/2019   Conspiracy in the Buried City  Science      0.26 
10/24/2019   Mystery of the Lost Labyrinth  Science       
10/31/2019   Secrets of the Terror Tunnels  Science       
11/07/2019     Science       
11/14/2019   Cave of the Body Snatchers  Science       
11/21/2019   World's Biggest Labyrinth  Science       
11/28/2019   Mysteries From Below  Science       
12/05/2019   Treasures of the Lost Mine  Science      0.23 
12/12/2019     Science      0.26 
10/07/2021   Medieval Maze of Secrets  Science