How many countries does the Danube flow through?

The Danube flows through nine countries. They are Serbia, Austria, Croatia, Bulgaria, Slovakia, Hungary, Romania, Moldova and Ukraine. Danube is the largest river that flows through the country in the world. The Danube is the second longest river in Europe, and its length is second only to the Volga River in Europe. The Danube finally flows into the Black Sea at Sulina in eastern Romania, with a total length of 2,850 kilometers.

The upper reaches of the Danube River run from Heyuan to Vienna, the middle reaches from Vienna to the iron gate, and the lower reaches are below the iron gate. The Danube River has developed shipping, and there are more than 100 docks along the coast, which is the traffic artery of coastal countries.

In order to connect other waterways, Germany has dug a number of canals, including the Rhine, Main and Danube canals, connecting the Danube and the Rhine.

The Danube has played an extremely important role in the settlement, migration and political changes in Central and Southeast Europe. The castles and forts arranged on both sides of it form the dividing line between the great empires; However, its waterway is a commercial channel between countries. In the 20th century, it continued to play the role of trade artery.