1. Auschwitz I Main Camp Rooms:
- Krematorium I: Gas chambers and crematoria used for mass murder
- Block 4: The "Death Block," where prisoners were often held and executed
- Block 10: Medical experiments conducted by Dr. Josef Mengele
- Block 11: "Punishment block" with starvation cells
- The Black Wall: Site for public executions
2. Auschwitz II (Birkenau) Rooms:
- Krematorium II: Gas chambers and crematoria
- Krematorium III: Gas chambers and crematoria
- Krematorium IV: Gas chambers and crematoria
- Krematorium V: Gas chambers and crematoria (partially constructed)
- Sauna (Kanada): Where prisoners were registered, sorted, and had belongings taken from them
3. Auschwitz III (Monowitz):
- Buna Works: An IG Farben factory where prisoners were forced to work
It's important to note that the Auschwitz camp complex was vast, and various barracks, administrative buildings, storage facilities, and other rooms existed within each section, making it difficult to list all rooms exhaustively.