Discover the tunnels that made the Battle of Okinawa so difficult.

Episode Viewers and Ratings

Season 3 Episode 2 of Cities of the Underworld resulted in a 0.00 rating in the 18-49 demographic.

Cities of the Underworld Season 3 Episodes...

• s03e01 - City of Blood
• s03e02 - Tunnels of Hell
• s03e03 - Real Mafia Underground
• s03e04 - Secret Sin City
• s03e05 - Hitler's Trenches
• s03e06 - Barbarian's Lair
• s03e07 - Land of Manson
• s03e08 - Gladiators: Blood Sport
• s03e09 - Secret Holy Land
• s03e10 - Under the Rock
• s03e11 - Tomb of the Lost Mummies
• s03e12 - Gods of War
• s03e13 - Alcatraz Down Under: Sydney, Australia

Cities of the Underworld Show Summary

Peel back the layers of history with hosts Don Wildman and Eric Geller, as they explore underneath the cities of the world to find the hidden engineering feats and dark histories buried beneath. Travel though a maze of tunnels, hidden water supplies, hideouts, and tombs lost to time.