Description : Sigiriya, also known as Lion Rock, is an ancient rock fortress and a UNESCO World Heritage Site built in the 5th century AD. It is renowned for its palace ruins and advanced engineering. It served as the capital and palace for King Kasyapa from 477 to 495 CE. The summit features a large, carved stone water tank that the royal palace used. Situated 200 meters above the surrounding jungle, it offers panoramic views of the Sri Lankan landscape. Sri Lanka.