Before the Jews were taken to concentration camps, and after the Nazis had taken over a city, "most Jews were first concentrated in ghettos" (Lace 18). Ghettos were certain areas of a city where the Nazis forced the Jews to live. They provided very little water or food, if any at all.
These areas were very dirty and many Jews died from these poor conditions.
Once the Jews were sent to a concentration camp, getting them from one camp to another was not an easy task for the Germans. The Germans