The Buchenwald concentration camp was located five miles Northwest of Weimar Germany. It operated from 1937 to 1945 or for eight years. Buchenwald was primarily a forced labor camp, but many died from starvation or died of overworking and torture. Forced labor prisoners at this camp worked from 12 to 15 hours each day. During the eight year operation of Buchenwald an estimated 238,980 prisoners when through Buchenwald. Records kept by the Nazis show that about 53,926 prisoners died in this camp, which includes people from over 30 countries. Buchenwald was also one of the only camps to have a medical research center. At this center prisoners were tested on to find cure and vaccines for disease. This testing helped the Nazis cure soldiers
