On which river is the 'Iron Gate'?
Dunarea Tuna River Dunare Donau River Istrum Dounavis The Danube Istros River Matoas Donaris Dunăre Danube Valley Дунав Tuna river Danubian The Danube River Middle Danube River Lower Danube Danube river Danubius Tuonawa Danuvius Dunaj River Tuna Nehri River Danube River Donau Danube River Danubii Danubo Middle Danube Tuna nehri Dunav Danube Danaw International ports of Danube River
danube valley donaris donau river dounavis danubo danubii dunăre lower danube danube dunaj river river donau tuna river danubius dunare matoas dunav river danube middle danube river tuonawa дунав danubian international ports of danube river middle danube istrum danuvius tuna nehri danaw dunarea danube river istros river
danube
WikipediaEntity
Danube