Clausthal-Zellerfeld is a town located in the Harz mountain region of Germany. It is known for its rich mining history, particularly in silver and zinc, which played a significant role in its development during the 19th century. The town is part of the larger district of Goslar and features a mix of traditional and modern architecture. The area is also popular for outdoor activities, including hiking and skiing, thanks to its mountainous terrain. Clausthal University of Technology, located in the town, specializes in engineering and natural sciences, contributing to the local economy and educational landscape.