In Qingcheng Mountain to the top, worship the old king pavilion, along the mountain road back down the mountain back to Shangshangqing Palace by cable car back to Yuecheng Lake, walk back to the mountain gate. Limited to the time relationship of a day trip to Qingcheng Mountain and Dujiangyan by Chengdu Tour Direct Train, we visit Qingcheng Mountain to go to Shangqing Palace and Laojun Pavilion to check in the original road. Walk on the mountain road nine inversions, Chaoyang Cave, pen-throwing, Tianshi Cave, Many attractions such as Ningcui Bridge cannot be visited. Take the scenic through train, about 15 kilometers away, walk for nearly 50 minutes to the parking lot of Dujiangyan Scenic Area P3, and then walk from the main entrance of the scenic spot to enter the scenic spot to Lidui Park. The famous flowerzhou of the Song Dynasty in Lidui Park was changed to Sangyuan at the end of Qing Dynasty. The Republic of China was expanded to Dujiang Park. In 1932, it was changed to the current name. In 1952 and 1958, a large number of ancient pillars and famous flowers and trees were planted in the park twice. The pavilion in the park is scattered, the flowers are strange, the pool fountain, the layout is exquisite and unique. The walkway that enters the gate can be regarded as the central axis, which has three main attractions: the reclining iron, the gongdao and the Fulongguan. The tour guide took us along the road to Fulong view, and saw a fountain. It turned out that this water scene was not ordinary. This is the bed iron of one of the three main attractions on this central axis. The bed iron is the standard of Taotan buried in the "Fengqi Wo" of the Neijiang River in ancient times. Mainly used to mark the depth of the river, it is a symbol of the depth of the Neijiang River to repair the depth of the river bed every year. It is rumored that Li Bingjianxuan buried stone horse under the Neijiang River bed, as the standard of the depth of Taotan every year, and later evolved into a bed iron. Now the park is built when the materials used for repairs, bamboo cages, round landscape fountains, inside display four 4 meters long, diameter 0.2 meters Dujiangyan years repair tool bed iron, are Ming Dynasty Wanli four years, Qing Tongzhi three years, the Republic of China 16 years and 1994 buried. The earliest one was cast in Ming Wanli four years in 1576, and the most recent one was cast in the 2250th anniversary of Dujiangyan's construction in 1994. Now the four bed irons in the fountain are replicas, and the real ones are buried under the riverbed.