Donau
Donau the 2nd longest European river (after the Volga)
Donau flows from southwestern Germany to the Black Sea
Donau Vienna, Budapest, and Belgrade are on the banks of the Danube
die Donau ☊
sông Đa nuyp ☊
☊
Donau ☊
多瑙河 ☊ Duōnǎohé
Donau ☊