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The iron gate of the Donau/danube river forms the natural border between Serbia and Romania. The Serbian side is the Djerdap national park (Djerdapska klisura). This is the smallest point Danube.
The iron gate of the Donau/danube river forms the natural border between Serbia and Romania. The Serbian side is the Djerdap national park (Djerdapska klisura). This is the smallest point of the river
Buildings in Grein an der Donau
Steiner Tor, a 15th century gate in the city of Krems an der Donau, the Wachau valley of Austria

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