People play in the water near the banks of the Tuojiang River in Fenghuang, Central China's Hunan province, on July 23. Temperatures in most parts of Hunan reached 37 C since July 23. Local meteorological observatory said the temperature could reach as high as 40 C in parts of Hunan.[Photo/Xinhua]

Two boys swim in the Tuojiang River in Fenghuang, Central China's Hunan province, on July 23. [Photo/Xinhua]