The photos, take on July 18, show tourists viewing polar animals at the Changsha Underwater World in Changsha. It’s now the dog days of summer. The park has taken various measures to keep polar animals from heat wave, such as simulating the ecological environment of the polar regions, adding ice to animal food, lowering the water temperature of the pools, and increasing water areas for animal activities. (Photos/Xu Xing, Hunan Daily)

Source: en.changsha.gov.cn