Podziemne miasta Sezon 1 Odcinek 7: London's Lost Cities

The underworld of New York City is a living, breathing complex of engineering, history and secrets that could only exist in America's largest city. From a classified World War II site where death awaited unfortunate trespassers to the original rivers and aqueducts that led to this great city's ascent, New York City may just have more stories below ground than it does above. Join host Eric Geller as he braves this massive urban labyrinth where the past, present and future collide.