Sigiriya Rock Fortress is an ancient rock fortress located in Sri Lanka. It rises about 200 meters above the surrounding landscape and features impressive frescoes, water gardens, and a unique architectural design. Built during the reign of King Kasyapa I in the 5th century, it served as a royal citadel and a Buddhist monastery. The site is renowned for its historical significance and stunning views. Visitors can climb the steep staircase to reach the summit, where the remains of the royal palace can be found. Sigiriya is also a UNESCO World Heritage Site, attracting tourists and historians alike.