Visitors crowd an artificial wave swimming pool at a tourist resort to escape the summer heat in Daying county of Suining, Sichuan province, China, July 11, 2015. (Photo by Reuters/Stringer)
Chen Ruolin of China performs a jump during the mixed team event final at the Aquatics World Championships in Kazan, Russia July 29, 2015. (Photo by Stefan Wermuth/Reuters)