system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: Why was Auschwitz not destroyed by the Nazis to hide evidence, but camps like Treblinka and Westerbork were?
gpt
A lot of it was. The gas chambers at Auschwitz, for example, are postwar reconstructions, not the original. The Nazis demolished most of the Auschwitz complex, and destroyed all the records they could.