The Castle of the Moors is a historic castle located in Sintra, Portugal. Built in the 8th and 9th centuries by the Moors, it served as a strategic military outpost. The castle is perched on a hilltop, offering stunning views of the surrounding landscape and the nearby Pena Palace. The castle features impressive stone walls and towers, showcasing a mix of Islamic and Romanesque architectural styles. Visitors can explore the well-preserved ruins, hike along the scenic trails, and learn about the castle's history through informative displays. It is a popular destination for tourists and history enthusiasts alike.