Gross-Rosen concentration camp (German: Konzentrationslager Groß-Rosen) was a German network of Nazi concentration camps built and operated during World War II. The main camp was located in the German village of Gross-Rosen, now the modern-day Rogoźnica in Lower Silesian Voivodeship, Poland;[1] directly on the rail-line between the towns of Jawor (Jauer) and Strzegom (Striegau).[1][3]