Kastoria Castle is a historic fortress located in the city of Kastoria, Greece. Built during the Byzantine era, it features impressive stone walls and towers that have withstood the test of time. The castle offers stunning views of Lake Orestiada and the surrounding landscape, making it a popular destination for visitors. The castle has a rich history, having been expanded and modified by various rulers, including the Ottomans and Byzantines. Inside, visitors can explore remnants of ancient structures, churches, and a museum that showcases the region's cultural heritage. Today, it stands as a symbol of Kastoria's historical significance.