A resident is pictured at an exposed sandbank in the Vistula River in Warsaw, Poland, Aug. 17, 2025. Due to ongoing drought, the water level of the Vistula River has decreased, with exposed riverbeds visible in many sections across the city. (Photo by Jaap Arriens/Xinhua)

This photo taken on Aug. 17, 2025 shows an exposed sandbank in the Vistula River in Warsaw, Poland. Due to ongoing drought, the water level of the Vistula River has decreased, with exposed riverbeds visible in many sections across the city. (Photo by Jaap Arriens/Xinhua)

This photo taken on Aug. 17, 2025 shows exposed riverbeds of the Vistula River under a bridge in Warsaw, Poland. Due to ongoing drought, the water level of the Vistula River has decreased, with exposed riverbeds visible in many sections across the city. (Photo by Jaap Arriens/Xinhua)

A train crosses a railway bridge over the Vistula River in Warsaw, Poland, on Aug. 17, 2025. Due to ongoing drought, the water level of the Vistula River has decreased, with exposed riverbeds visible in many sections across the city. (Photo by Jaap Arriens/Xinhua)