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Switzerland
October 9, 2019
45 min
Season 1 - Episode 3: Switzerland
00:00 / 45:00
Overview
A look at some of Switzerland's 300,000 subterranean bunkers, the creation of a local entrepreneur shrouded in mystery in England and a network of tunnels deep beneath Slovenia.
Episode Information
TV Show
Underground Worlds
Season
Season 1
Episode Number
3
Air Date
October 9, 2019
Runtime
45 minutes