People cool off in the water amid heat wave at a park in Madrid, Spain, May 24, 2026. (Photo by Gustavo Valiente/Xinhua)

People cool off with water amid heat wave in Madrid, Spain, May 24, 2026. (Photo by Gustavo Valiente/Xinhua)

People cool off in the water amid heat wave at a park in Madrid, Spain, May 24, 2026. (Photo by Gustavo Valiente/Xinhua)

People cool off in the water amid heat wave at a park in Madrid, Spain, May 24, 2026. (Photo by Gustavo Valiente/Xinhua)

People holding fans are pictured amid heat wave in Madrid, Spain, May 24, 2026. (Photo by Gustavo Valiente/Xinhua)