Photo taken on July 20, 2013 shows the floodwater gushing from the sluices of the Gezhou Dam in Yichang, north China's Hubei Province. This year's highest flood peak of Yangtze River is estimated to arrive at Three Gorges Reservoir on July 21, with a predicted inflow of 48,000 cubic meters per second. (Xinhua/Zheng Jiayu)