A boy cools off at a splash pad during a heatwave in Vienna, Austria, July 15, 2026. (Xinhua/He Canling)

A boy cools off at a splash pad during a heatwave in Vienna, Austria, July 15, 2026. (Xinhua/He Canling)

A boy cools off at a splash pad during a heatwave in Vienna, Austria, July 15, 2026. (Xinhua/He Canling)

People cool off at a splash pad during a heatwave in Vienna, Austria, July 15, 2026. (Xinhua/He Canling)

Boys cool off at a splash pad during a heatwave in Vienna, Austria, July 15, 2026. (Xinhua/He Canling)

A girl cools off at a splash pad during a heatwave in Vienna, Austria, July 15, 2026. (Xinhua/He Canling)