Arnsberg is a town located in the state of North Rhine-Westphalia, Germany. It serves as the administrative center of the Hochsauerlandkreis district. The town is known for its historical architecture, including the Arnsberg Castle, which dates back to the 12th century, and its picturesque old town area. Surrounded by the scenic Sauerland region, Arnsberg offers various outdoor activities such as hiking and cycling. The town is also home to several parks and nature reserves, making it a popular destination for nature enthusiasts. Its rich history and natural beauty attract both residents and visitors alike.