Castello Aragonese is a historic castle located on the island of Ischia, Italy. Built in the 15th century, it was constructed by the Aragonese dynasty to protect the island from invasions. The castle is perched on a volcanic rock and is connected to the mainland by a causeway. The castle features impressive architecture, including towers, walls, and a series of gardens. Visitors can explore its various rooms, chapels, and museums, which showcase the rich history of Ischia and its strategic importance in the Mediterranean. The panoramic views from the castle are also a major attraction.