Xuan Sheng Dusk Bell

　　   Rouyuan Mountain, once known as "Xuan Sheng Mountain" during the Ming Dynasty. At the front of the hall of the former "Xuan Sheng Temporary Palace" at the mountain’s summit, there were bell and drum towers built. A large iron bell weighing over 2,250 kilograms, cast during the Dading era of the Jin Dynasty, was hung in the bell tower. Its tone was loud and resonant, audible for dozens of li.