Tourists take a sightseeing boat under umbrellas in Berlin, Germany, June 24, 2026. Germany has been experiencing a heatwave in recent days, with temperatures approaching 40 degrees Celsius in some regions. (Xinhua/Zhu Yinan)

A woman walks in the sunshine in Duisburg, Germany, June 24, 2026. Germany has been experiencing a heatwave in recent days, with temperatures approaching 40 degrees Celsius in some regions. (Xinhua/Zhang Haofu)

People walk in the sunshine in Duisburg, Germany, June 24, 2026. Germany has been experiencing a heatwave in recent days, with temperatures approaching 40 degrees Celsius in some regions. (Xinhua/Zhang Haofu)

A woman walks in the sunshine in Duisburg, Germany, June 24, 2026. Germany has been experiencing a heatwave in recent days, with temperatures approaching 40 degrees Celsius in some regions. (Xinhua/Zhang Haofu)

Rows of empty deck chairs are pictured by the Spree River in Berlin, Germany, June 24, 2026. Germany has been experiencing a heatwave in recent days, with temperatures approaching 40 degrees Celsius in some regions. (Xinhua/Zhu Yinan)

Pigeons rest by a fountain in Duisburg, Germany, June 24, 2026. Germany has been experiencing a heatwave in recent days, with temperatures approaching 40 degrees Celsius in some regions. (Xinhua/Zhang Haofu)