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Underground Worlds Season 2 - Episodes Guide and Summaries

EpisodeEpisode NameAir Date
1

Murder Raid Tunnels

2

Grand Canyon's Lost Treasure

3

Cincinnati's Secret Caverns

4

Hotel Bunker of the Apocalypse

5

Mystery of the Kentucky Cave

6

Ireland's Underground Alcatraz

7

Medieval Maze of Secrets

8

Buried Lab of the Black Hills

9

Subterranean Silo Survival

10

Italy's Subterranean Secret