The concentration camp Auschwitz-Birkenau (1941-1945) is known across the whole world as a symbol of Nazi genocide and terror. During the Second World War, it was the biggest Nazi concentration camp in which over one million people died, mostly Jews. After the war, Polish authorities converted the camp into a museum dedicated to the memory of the Nazi victims. Visit the largest concentration camp of the Nazi Holocaust at Auschwitz-Birkenau Learn more about the dark history from a professional guide Go to the original barracks and see where the prisoners were held See the main gate to Auschwitz