When did Ellie wiesel get sent to the concetration camps?

By 1942, the Germans had built 6 death camps. Some of theses death camps were Auschwitz, Belzec, Chelmno, Majdanek, Sobibor, and T.II. Some other Concentration camps were Bergen-Belsen, Buchenwald, Dachau, Sachsenhausen, Treblinka, and Theresienstadt. These camps were forced work camps and not killing camps. The worst death camp out of them all was Auschwitz.