Three Gorges primarily famous for its scenery, the Three Gorges region is also historically and culturally important in China. Many settlements and archaeological sites are in danger of being submerged by the rising reservoir of the Three Gorges Dam. Due to the lithological conditions of its different regions, the valleys of the Three Gorges are narrow in some areas and broad in others. Most narrow valleys occur in regions where there is limestone, which is relatively hard and resists erosion. However, water can flow along deep vertical fractures, eroding underneath. As the limestone bed is gradually undercut, parts of it fall into
Three Gorges the Three Gorges. Afterwards, he wrote an enthusiastic report on the prospects of a dam. Construction was started on the first of the dams at Upper Tsing Yuan Tung, but was halted on August 15, 1947 because of the Chinese Civil War. In February 1958, as the expanded meeting of the Political Bureau of the CPC Central Committee was held at Nanning (), the Three Gorges Project () was discussed for the first time, and fierce disputes broke out. In the end, this project was delayed. Over the following three decades, people continued to discuss it. In the early 1980s,