Mahasthangarh, located in the Bogura District of Bangladesh, is a significant archaeological site that provides a window into the ancient civilization of Bengal. As the oldest known city in Bangladesh, it dates back to at least the 3rd century BCE during the Maurya Empire. The site is renowned for its extensive ruins that offer a glimpse into the life of a fortified city that once stood as a beacon of culture and power. Visitors to Mahasthangarh can explore the remnants of ancient structures, including fortifications, temples, and monasteries, spread across a vast area. The Citadel, a key feature, is a fortified area that suggests the presence of a well-organized urban center. The site also includes the Mankalir Kunda, a sacred water tank, and the Govinda Bhita Temple, which adds religious significance to the historical charm. The museum on-site houses terracotta artifacts, coins, and other archaeological finds that tell the story of the region's rich past. Mahasthangarh is not just a destination for history enthusiasts but also for those interested in exploring the cultural heritage of Bangladesh.