Work on extending Auschwitz Concentration Camp to include an extermination camp started in October 1941 and first became operational in March 1942. The main camp (a very harsh concentration camp) had been in existence since May 1940. Please see the related question.
Auschwitz is located in Poland.
Auschwitz-Birkenau
Auschwitz
Auschwitz.
Auschwitz-Birkenau
Auschwitz and it was located in Nazi-Occupied Poland.
Auschwitz Birkenau, it acts as an death camp but it's an extermination camp.
Mainly in 1942, it was an extension to the existing concentration camp.
Auschwitz death camp in Poland.
yess it was a concentration camp but also a part of it was called Birkenau and Birkenau was a death camp
about 900,000
Auschwitz Death Camp