Cities of the Underworld
London's Lost Cities
TV-PG
S1 • E8 Jun 11, 2007 43mFor thousands of years London has been among the most powerful cities in the world, below the busy streets and marketplaces another city hides--a city of Roman baths, secret crypts, lost rivers, indestructible bunkers that could hold up to 8,000 people, Winston Churchill's hidden war-rooms; host Eric Geller.
