Ursino Castle, also known as Castello Svevo di Catania, is a medieval fortress located in the city center. Built in the 13th century, it served as a royal residence and a defensive stronghold. Today, the castle houses the Civic Museum of Catania, which showcases a collection of archaeological artifacts and artwork. Visitors can explore the castle's towers, walk along its ancient walls, and learn about the history of Catania through the museum's exhibits. The castle also offers panoramic views of the city and the surrounding coastline.