Cold War

Once the future of underwater combat, this old sub is now open for visitors to muck around in.

Dr. Strangelove-esque tours reveal the inside a bunker once reserved for Stalin himself.

These former Cold War launch sites have been preserved for tourists to see where the button might have been pushed.

Germany's Glienicke Bridge has a shady history of clandestine meetings, espionage, and spycraft.

A top secret Cold War bunker hidden beneath a Latvian spa facility is now open for tours.

This top-secret nuclear bunker hidden in a Bosnian mountain has been converted to a modern art exhibition space.

This medieval Estonian tower provides access to a series of tunnels that have been home to soldiers, punks, and fine art.

This Cold War siren is one off the last of its kind still standing with its immensely powerful original horn.

A quartet of rusting satellite goliaths are all that remain of a communication network that protected Britain from German and Russian air strikes.

This study room in the New York Public Library saw the creation of one of contemporary America's greatest traitors.