Baiheliang is a natural stone beam engraved with poems and inscriptions by Huang Tingjian, Zhu Xi, and others, as well as stone fish sculptures that recorded the hydrological information of the Yangtze River since the last millennium. Bai Heliang is now at the bottom of the river. An underwater tour of the museum is able to observe the inscriptions on the Baiheliang through observation windows and cameras deep in the water. Baiheliang is located in the middle of the Yangtze River in the north of the city of Fuling in Chongqing. After the Three Gorges Project was built. Baiheliang has been sinking to the bottom due to the rise of the river.