In 2021 Russia agreed to allow Iran to use the Volga-Don Canal so that Iranian ships can reach the Black Sea from the landlocked Caspian Sea. This is the first time Russia ... The 13 locks on the ...

It is second in size only to the Volga - which, at 2,194 miles, is Europe’s longest river. However, in stark contrast to the Danube, the Volga crosses not a single international border - it ...