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People stand on a reef under a bridge emerging from the water because of the low water level of River Danube in central Budapest, Hungary, on Aug. 17, 2018. (Xinhua/Attila Volgyi)
People stand on a reef under a bridge emerging from the water because of the low water level of River Danube in central Budapest, Hungary, on Aug. 17, 2018. (Xinhua/Attila Volgyi)