subterranean concentration camp until early summer 1944
tunnels totalling approx. 15 km in length
39 sub-camps
60,000 prisoners from more than 10 European countries
20,000 deaths
September 1943: 3,394 prisoners
March 1945: 38,678 prisoners
5,000 KZ forced labourers in the subterranean rocket production for the “Total War”
10 major building projects in Südharz in order to relocate arms production industry
January thru March 1945: Arrival of mass transports with 16,000 prisoners from the Auschwitz and Groß-Rosen concentration camps
Death march with approx. 40,000 prisoners early April 1945
3,300 SS-Guards, only 23 convicted post 1945