Sicilian castles are historical fortifications found throughout the island of Sicily, Italy. Many of these castles date back to the Middle Ages and were built for defense against invaders. Notable examples include Castello di Caccamo and Castello di Enna, which showcase unique architectural styles influenced by various cultures, including Norman, Arab, and Spanish. These castles often feature thick stone walls, towers, and strategic locations on hills or cliffs. Today, they serve as popular tourist attractions, offering visitors a glimpse into Sicily's rich history and stunning views of the surrounding landscapes.