Underground Worlds

(09/25/2019–03/14/2022)

U&Yesterday (GB)60 min

For centuries, people have built mind-blowing structures underground. This series reveals incredible feats of human endeavour and reveals what people have built, how they built it and why.

Source: unknown Underground Worlds

Episodes

Season 1

S01E01

Gibraltar

September 25, 2019 at 07:00 PM

S01E02

Sweden

October 02, 2019 at 07:00 PM

S01E03

Switzerland

October 09, 2019 at 07:00 PM

S01E04

Kingdom of Salt

October 16, 2019 at 07:00 PM

S01E05

Bouzincourt

October 23, 2019 at 07:00 PM

S01E06

City of Naours

October 30, 2019 at 08:00 PM

S01E07

Jersey War Tunnels

November 06, 2019 at 08:00 PM

S01E08

The Maginot Line

November 13, 2019 at 08:00 PM

S01E09

Edinburgh Vaults

November 19, 2019 at 08:00 PM

S01E10

Dover War Rooms

November 27, 2019 at 08:00 PM

Season 2

S02E01

Murder Raid Tunnels

January 10, 2022 at 08:00 PM

S02E02

Grand Canyon's Lost Treasure

January 17, 2022 at 08:00 PM

S02E03

Cincinnati's Secret Caverns

January 24, 2022 at 08:00 PM

S02E04

Hotel Bunker of the Apocalypse

January 31, 2022 at 08:00 PM

S02E05

Mystery of the Kentucky Cave

February 07, 2022 at 08:00 PM

S02E06

Ireland's Underground Alcatraz

February 14, 2022 at 08:00 PM

S02E07

Medieval Maze of Secrets

February 21, 2022 at 08:00 PM

S02E08

Buried Lab of the Black Hills

February 28, 2022 at 08:00 PM

S02E09

Subterranean Silo Survival

March 07, 2022 at 08:00 PM

S02E10

Italy's Subterranean Secret

March 14, 2022 at 08:00 PM