Prisons

This foreboding building was the headquarters of the terrifying Spanish Inquisition in Mexico.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

An abandoned 14th-century castle and prison complex on a small island in the Neva River.

A historic and oft-filmed prison stands in a Chicago suburb.

A crumbling bakery where forced laborers from the nearby concentration camp toiled to feed their fellow prisoners and Nazi soldiers.

Where a guard killed nine German prisoners during one of the worst 20th-century POW camp massacres in U.S. history.

French prisoners carved these boats from the bones of their meat rations.

German and American troops joined forces to defend this fortress during the strangest battle of World War II.

A long-abandoned provincial prison left to crumble in the frigid air of Ontario.

The symbol was surreptitiously built into the river bank by German prisoners of war.

An abandoned Byzantine fortress and notorious prison.

This huge abandoned fortress hidden inside a mountain holds a world of subterranean secrets.

A Stalinist prison camp for the wives and children of men accused of betraying the Soviet state is now a memorial museum.

The wartime prison now features haunting sculpted reenactments of the atrocities that took place there.

Located at the former Lorton Prison the Lucy Burns Museum tells the story of the 91 year history of the prison including the dark chapter of its involvement in the women's suffrage movement.