A dock is flooded in Budapest, Hungary, Sept. 19, 2024. (Photo by Attila Volgyi/Xinhua)

A bar along the Danube River is flooded in Budapest, Hungary, Sept. 19, 2024. (Photo by Attila Volgyi/Xinhua)

This photo shows a board recording historic flooding levels on the side of a boat station as the water level of the Danube River rises in Budapest, Hungary, Sept. 19, 2024. (Photo by Attila Volgyi/Xinhua)

Sandbags are seen at a metro station along the flooding Danube River in Budapest, Hungary, Sept. 19, 2024. (Photo by Attila Volgyi/Xinhua)

A dock is flooded in Budapest, Hungary, Sept. 19, 2024. (Photo by Attila Volgyi/Xinhua)

A road along the Danube River is flooded in Budapest, Hungary, Sept. 19, 2024. (Photo by Attila Volgyi/Xinhua)

This photo shows the flooding Danube River in Budapest, Hungary, Sept. 19, 2024. (Photo by Attila Volgyi/Xinhua)

Sandbags are seen at a metro station along the flooding Danube River in Budapest, Hungary, Sept. 19, 2024. (Photo by Attila Volgyi/Xinhua)

This photo shows the flooding Danube River in Budapest, Hungary, Sept. 19, 2024. (Photo by Attila Volgyi/Xinhua)