The gates of the Nazi concentration camp at Auschwitz, Poland, circa 1965. The sign above them is 'Arbeit Macht Frei' - 'Work Makes You Free'. (Photo by Keystone/GettyImages)
The gates of the Nazi concentration camp at Auschwitz, Poland, circa 1965. The sign above them is 'Arbeit Macht Frei' - 'Work Makes You Free'. (Photo by Keystone/GettyImages)