View, through the barbed wire, of the prisoner barracks in the Flossenbürg concentration camp. Flossenbürg, Germany, 1942. Photograph »

Prisoners at forced labor on a construction project in the Flossenbürg concentration camp. Flossenbürg, Germany, date uncertain. Photograph »

Prisoners at forced labor break stone with pickaxes in the quarry of the Flossenbürg concentration camp. Flossenbürg, Germany, date uncertain. Photograph »

A Polish prisoner (marked with an identifying patch bearing a "P" for Pole), Julian Noga, at the Flossenbürg concentration camp. Germany, between August 1942 and April 1945. Photograph »

Dietrich Bonhoeffer, German Protestant theologian who was executed in the Flossenbürg concentration camp on April 9, 1945. Germany, date uncertain. Photograph »

Barracks for prisoners at the Flossenbürg concentration camp, seen here after liberation of the camp by US forces. Flossenbürg, Germany, May 5, 1945. Photograph »

View of the Flossenbürg concentration camp after liberation of the camp by US forces. Flossenbürg, Germany, 1945. Photograph »

Execution site in the Flossenbürg concentration camp, seen here after liberation of the camp by US armed forces. Flossenbürg, Germany, after May 1945. Photograph »

After the liberation of the Flossenbürg concentration camp, two US army infantrymen examine a pile of shoes belonging to victims of the camp. Flossenbürg, Germany, May 1945. Photograph »

After the liberation of the Flossenbürg camp, a US Army officer (right) examines a crematorium oven in which Flossenbürg camp victims were cremated. Flossenbürg, Germany, April 30, 1945. Photograph »

The crematorium building at the Flossenbürg concentration camp. Flossenbürg, Germany, May 1945. Photograph »