The Buddhist Vihara at Paharpur is an ancient monastic complex located in the Paharpur village of Bangladesh. It dates back to the 8th century and is one of the most significant archaeological sites in the country. The site features a large stupa and numerous monastic cells, showcasing the architectural style of the time. This vihara was a center for learning and spirituality, attracting scholars and monks from various regions. It is recognized as a UNESCO World Heritage Site, highlighting its importance in the history of Buddhism and its influence on the cultural landscape of the region.