The old stone carving of three Chinese characters “Bai He Liang” (白鹤梁, literally “White Crane Tablet”) is located in the upper reaches of Yangtze River’s Three Gorges Dam in northeast Fuling city in Chongqing. It is the only state key cultural protection ancient hydrological station and UNESCO praised as the best-preserved ancient hydrological station in the world. 

The giant tablet has a length of 1,600 meters and 15 meters width. It only appears above the water in dry season in Yangtze River, i.e., December to March. It is said that in the Tang Dynasty a man had diligently cultivated himself in religion and eventually attained spiritual enlightenment, he sat on a giant crane and flied to the heaven, therefore the stone got its name. 

In addition to the three big Chinese characters, there are many articles about ancient hydrological facts and beautiful fish figures carved on Baiheliang, to which they documented the water level of ancient Yangtze River and old fine arts. In 1974, the Chinese delegation presented “Fuling Stone Fish Inscriptions” (涪陵石鱼题刻) to as they attended the International Hydrological Services Conference in Paris. The scientific value of the ancient relics has been recognized internationally. The beautiful stone inscriptions are copied to Fuling People’s Square that give people an opportunity to see the cultural heritage conveniently. 

Opened on May 18, 2009, Baiheliang Underwater Museum is an important part of the protection of the old cultural and scientific heritage. It comprises four parts, Underwater Museum, Transportation Corridor, Mound for Anti-collision Underwater and Exhibition Hall on Land. Baiheliang Underwater Museum actually looks like a protective shell for the Baiheliang stone tablet. State-of-the-art lighting facilities are installed in the underwater crystal palace, in which you can walk and view the giant Baiheliang stone tablet by operation a video camera in different angles.