The Tissamaharama Stupa is an ancient Buddhist monument located in Sri Lanka. It is one of the largest stupas on the island, built during the reign of King Kavantissa in the 2nd century BCE. The stupa is a significant pilgrimage site and is known for its impressive architecture and historical importance. The stupa is surrounded by lush greenery and features a large dome-shaped structure, symbolizing the Buddha's teachings. It is believed to house relics of the Buddha, making it a sacred site for Buddhists. The Tissamaharama area also includes other archaeological sites, reflecting its rich cultural heritage.