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Underground Marvels

Show Underground Marvels

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4

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Original run:	17.10.2019 — ...
Country of origin:	US
Genre:	History
Network:	Science
Watched by:	5 864 203
Total running time:	14 hours 20 minutes
Episode duration:	43 min.
Episodes count:	20

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Titles and release dates

2 season10

10

Medieval Maze of Secrets

07.10.2021

9

Murder Raid Tunnels

30.09.2021

8

Grand Canyon's Lost Treasure

23.09.2021

7

Italy's Subterranean Secret

16.09.2021

6

Subterranean Silo Survival

09.09.2021

5

Ireland's Underground Alcatraz

02.09.2021

4

Buried Lab of the Black Hills

26.08.2021

3

Cincinnati's Secret Caverns

19.08.2021

2

Mystery of the Kentucky Cave

12.08.2021

1

Hotel Bunker of the Apocalypse

05.08.2021

1 season10

10

Curse of Cannibal Caves

26.12.2019

9

Conspiracy in the Buried City

19.12.2019

8

Ghosts of the Hell Maze

12.12.2019

7

Treasures of the Lost Mine

05.12.2019

6

World's Biggest Labyrinth

21.11.2019

5

Cave of the Body Snatchers

14.11.2019

4

The Renegade's Lair

07.11.2019

3

Secrets of the Terror Tunnels

31.10.2019

2

Mystery of the Lost Labyrinth

24.10.2019

1

Secrets of the Rock

17.10.2019