Of the following, which capital city is not situated on the banks of the river Danube?

Rome is not situated on the banks of the river Danube. The Danube River flows directly through many significant European cities, including four national capitals – Vienna (Austria), Bratislava (Slovakia), Budapest (Hungary) and Belgrade (Serbia). It originates in Germany’s Black Forest, and flows in a southeasterly direction through central and eastern Europe to the black sea.