People ride along Prater Hauptallee amid a heatwave in Vienna, Austria, on Aug. 14, 2025. (Xinhua/He Canling)

A child rides a bicycle under a mist cooling system amid a heatwave in Vienna, Austria, on Aug. 14, 2025. (Xinhua/He Canling)

People cool off with a mist cooling system amid a heatwave in Vienna, Austria, on Aug. 14, 2025. (Xinhua/He Canling)