LONGSHAN, June 21, 2016 (Xinhua) -- Residential buildings are seen in the flood in Liye Town, Longshan County, central China's Hunan Province, June 21, 2016. Heavy rain hit Liye from June 18 to 20, causing floods and water level rising. Over 20,000 people, including 5,000 tourists, were evacuated. (Xinhua/Fan Junwei)