Affected by continued high temperatures and droughts, the water level of the Danube River, the second-largest river in Europe, dropped significantly, and the wreckage of dozens of Nazi German warships from World War II came to the surface.

Affected by continued high temperatures and droughts, the water level of the Danube River, the second-largest river in Europe, dropped significantly, and the wreckage of dozens of Nazi German warships from World War II came to the surface.