Constructed during the reign of King Dutugemunu in the 2nd century BC, Ruwanwelisaya is a prominent Buddhist pilgrimage site and an architectural marvel. Its massive hemispherical dome, reaching a height of over 100 feet, is adorned with intricate carvings and designs that showcase the skill of ancient craftsmen. The stupa enshrines relics of Lord Buddha, making it a revered site for Buddhists worldwide. The meticulously preserved stone railings and beautifully landscaped gardens surrounding the stupa offer visitors a glimpse into the artistic prowess and spiritual significance of ancient Sri Lanka.