China's four ancient irrigation sites added to World Heritage Irrigation Structures list

Photo taken on Aug. 14, 2018 shows a section of Changqu Canal in Xiangyang, central China's Hubei Province. China's four ancient irrigation sites, which are Dujiangyan irrigation system, the Lingqu Canal, the Jiangxiyan irrigation system and the Changqu Canal, have been added to the World Heritage Irrigation Structures list by the International Commission on Irrigation and Drainage (ICID). (Xinhua/Wang Hu)