Sigmaringen Castle is a historic fortress located in the town of Sigmaringen, Germany. Perched on a rocky hill overlooking the Danube River, it has served as a residence for the Hohenzollern family since the 11th century. The castle features a mix of architectural styles, including Gothic and Renaissance, reflecting its long history and various renovations. Today, Sigmaringen Castle is a popular tourist destination, offering guided tours that showcase its impressive interiors and rich history. Visitors can explore the castle's grand halls, art collections, and beautiful gardens, making it a significant cultural landmark in the region.