Arnsberg is a town in the Hochsauerland district, in North Rhine-Westphalia, Germany. It is the location of the Regierungsbezirk Arnsberg’s administration and one of the three local administration offices of the Hochsauerlandkreis.
Arnsberg is located in the north-east of the Sauerland in the Ruhr river valley. The river Ruhr makes a sinuosity in the south of the old town of the old city of Arnsberg. The town is nearly completely encircled by forrest, and in the north there is the natural park „Arnsberger Wald“. The main road to reach Arnsberg is the Federal Motorway 46. It connects Arnsberg to Brilon in the east and (using the Federal Motorway 445) Werl in the west. The city spans a distance of up to 13 kilometres (8.1 mi) from the southern to the northern limits.
Arnsberg was first mentioned in 789 in the Carolingian records (Urbar) as part of the abbey of Werden. Arnsberg was built by the counts of Werl in the 11th century. They built a castle there whose remains can still be…