Alcatraz Island is located in the San Francisco Bay, 1.5 miles (2.4 km) offshore from San Francisco, California, United States. Often referred to as “The Rock”, the small island was developed with facilities for a lighthouse, a military fortification, a military prison (1868), and a federal prison from 1933 until 1963.
The Cultybraggan camp is one of the last remaining World War 2 Prisoner of War Camp in the UK.
Presidio Modelo (Model Prison) was a former “model prison” of Panopticon design, located on the Isla de la Juventud in Cuba, built between 1926 and 1931, during the repressive regime of Gerardo Machado.
The spiral structure in Venezuela was conceived in the 1950s as a monument to a nation’s confidence – but now its crumbling shell houses a notorious political prison.
Dachau concentration camp was the first of the Nazi concentration camps opened in Germany, intended to hold political prisoners.
Sachsenhausen was a Nazi concentration camp in Oranienburg, Germany, used primarily for political prisoners from 1936 to the end of the Third Reich in May 1945.
Stalag Luft III was a Luftwaffe-run prisoner-of-war camp during World War II that housed captured air force servicemen. It was in the German province of Lower Silesia near the town of Sagan (now Żagań in Poland), 100 miles (160 km) southeast of Berlin. The site was selected because it would be difficult to escape by tunneling.