Introduction to Yulong Bridge: It is said that when Li Chen, Emperor Xuanzong of the Tang Dynasty, lived in Yi'an Temple (now known as Zhenji Temple), he often bathed in the small pool here (now called Yulong Pool). There was a horizontal bridge on the pool. Across the stone bridge (later known as Yulong Bridge), the bridge frame is made of large stones, and the bridge deck is paved with stone slabs 4 meters long, 0.5 meters wide and 0.4 meters high. The original stone bridge is still intact in the new building. Under the bridge.