The Auschwitz -Birkenau Concentration And Death Camps

A sign reading 'HALT' in German is seen near electrified barbed wire fence in the Nazi Concentration Camp Auschwitz I in Oswiecim, Poland, Thursday, August 1, 2019. Auschwitz-Birkenau was the largest concentration camp and functioned from June 1940 - January 1945. Historians estimate that 1.1 million people were murdered there. Photo by Debbie Hill/UPI