People cool off at a fountain during hot weather in Nice, France, Aug. 14, 2021. (Photo by Serge Haouzi/Xinhua)

A dog cools off at a fountain during hot weather in Nice, France, Aug. 14, 2021. (Photo by Serge Haouzi/Xinhua)

People enjoy leisure time on a beach during hot weather in Nice, France, Aug. 14, 2021. (Photo by Serge Haouzi/Xinhua)

Children take showers on a beach during hot weather in Nice, France, Aug. 14, 2021. (Photo by Serge Haouzi/Xinhua)

A kid cools off at a fountain during hot weather in Nice, France, Aug. 14, 2021. (Photo by Serge Haouzi/Xinhua)