Wilhelmshöhe Palace is a historic building located in Kassel, Germany. Constructed in the late 18th century, it served as a summer residence for the landgraves of Hesse-Kassel. The palace features a blend of architectural styles, including Neoclassical and Baroque elements, and is surrounded by beautiful gardens. The palace is part of the Bergpark Wilhelmshöhe, a UNESCO World Heritage site known for its impressive landscape design and water features. Inside, visitors can explore various art collections, including works from the Old Masters, making it a significant cultural landmark in the region.