Chełmno or Kulmhof was the first of Nazi Germany's extermination camps and was situated 50 km north of Łódź, near the village of Chełmno nad Nerem. Following the invasion of Poland in 1939, Germany annexed the area into the new territory of... Wikipedia
Commandant: Herbert Lange, Christian Wirth, Hans Bothmann
Coordinates: 52°9′15″N 18°43′23″E / 52.15417°N 18.72306°E
Inmates: mostly Jews
Liberated by: Red Army, January 20, 1945
Number of gas chambers: 3 gas vans
Operational: December 8, 1941 – April 11, 1943 (1st period), June 23, 1944 – January 18, 1945
Other names: German: Vernichtungslager Kulmhof