Stock Photo - A watchtower (C) and the double barbed wire fence separates the main road between administration buildings (front, R), the SS hospital (front, L) and the prison area (back) at Auschwitz concentration camp in Oswiecim, Poland, 12 December 2014. Auschwitz was liberated by Soviet troops on 27 January 1945. After its liberation the camp was turned into a memorial site and museum in 1947. The camp has been since 2007 a listed UNESCO heritage site, official titled as 'Auschwitz-Birkenau - deutsches nationalsozialistisches Konzentrations- und Vernichtungslager' (Auschwitz-Birkenau - German national socialist concentration and extermination camp). Photo: Frank Schumann/dpa - NO WIRE SERVICE - | usage worldwide. - Oswiecim/Poland