With a length of 2,857 kilometers, the Danube is the second longest river in Europe after the Volga. The name applies from the union of the two source rivers Breg and Brigach, which arise in the Middle Black Forest in the southwest of Baden-Württemberg. As a result, the large basin landscapes of the northern Alpine foothills and the Vienna Basin (upper reaches), the Pannonian lowlands (middle reaches) and the Romanian lowlands (lower reaches) are crossed. In a vast delta, the Danube flows into the Black Sea in Romania. On their run are the ten states designated as Danubian countries Germany. Austria. Slovakia (Image), Hungary. Serbia and Romania crosses, as well as unilaterally as border river Croatia. Bulgaria. Moldova and the Ukraine touched.
The Danube, like all other waters, has a positive effect on viticulture or creates the conditions for it by forming it often terraced Valley slopes. On its shores or in the catchment area, as well as on several tributaries, there are in a total of five countries worth mentioning viticulture. In Germany there is only a small vineyard near Bach on the Danube between Regensburg and Straubing; the wine is marketed under the name Regensburger Landwein. In Austria these are the wine-growing areas crossed by the river Carnuntum. Wachau and Wagram (Area Klosterneuburg ), as well as the tributaries of the Danube named three wine-growing areas Kamptal. Kremstal and Traisental,
In Hungary is operated almost everywhere along the Danube between Visegrád (Plintenburg) north of Budapest and the southern border viticulture. In the Slovakia The vineyards are mainly located on the three Danube tributaries Hron (Gran), Nitra (Neutra) and Váh (Waag) around the capital Bratislava. In Romania the Danube forms the border in the region Dobrogea in the extreme southeast on the Black Sea. See further rivers below waters,