6 of the world's best subterranean bars

By Rob Crossan, for CNNPublished 15th September 2014
There's still at least one WC in here, right?
There's still at least one WC in here, right?
Courtesy Cellar Door
If the world ends, best to go down drinking.
If the world ends, best to go down drinking.
Courtesy Honza Groh