Besides Li Bing and his son, Couple Bridge, what's the story of Dujiangyan? Preferably within 100 words.

Fulongguan: Located in Lidui Park. It is next to a deep pool. According to legend, Li Bing and his son conquered the dragon here when they were controlling the water, so they changed their offerings to Li Bing in the early years of the Northern Song Dynasty and named it "Fulongguan".

Kuiguang Tower in Dujiangyan City: Located in Kuiguang Tower Park,No. Kuiguang Road 10 1 Dujiangyan City, Sichuan Province, it was built in the Ming Dynasty and rebuilt in the 11th year of Daoguang (183 1). The tower is 52.67 meters high and weighs about 3460 tons. It is made of 17 layers of dense-eaves hexahedral bricks.

Dujiangyan City God Temple: Located in Xingfu Road, Dujiangyan City, Chengdu, Sichuan Province, at the southern foot of Lei Yu, on the north side of Leiyushan Square, adjacent to Dujiangyan Scenic Area. City God is an important god universally worshipped in China's religious culture. Most of them are played by famous ministers and heroes who have contributed to the local people. In China folk and Taoism, they are the gods to protect the city.

Lidui Park: It is one of Dujiangyan scenic spots. Lidui Park covers an area of more than 90 mu and was completed on 1932. Pavilions and pavilions in the park are strewn at random, with ancient wooden stakes, exotic flowers and grasses, pools and fountains, exquisite layout and unique taste. There are Ziwei vases and Ziwei screens in the park, which have been cultivated for two or three hundred years and have a unique style. This ancient ginkgo pile head is said to have been planted by Zhang Songshou at the end of the Eastern Han Dynasty. It is still slender and gorgeous, like a crane. Thanks to the aura of the mountains and rivers here, it is said that it has also borne fruit. Wei Zi vase, Wei Zi screen and Ginkgo pile are called "three treasures in the garden".