Mighty stream so deep and wide, in song, 5 letters
Europe's longest river, 5 letters
Important caviar source, with the, 5 letters
In Russian literature it's often prefaced with the word mother, 5 letters
Its delta lies near Astrakhan, 5 letters
Largest river of Europe, 5 letters
Long river in Russia, 5 letters
Longest river in Europe, 5 letters
One end of the Moscow Canal, 5 letters
River connected by canal to the Don, 5 letters
River that originates in Russia's Valdai Hills, 5 letters
River that runs by 11 of the 20 largest cities in Russia, 5 letters
River that starts in the Valdai Hills, 5 letters
River to the Caspian, 5 letters
River to the Caspian Sea, 5 letters
River to the Rybinsk Reservoir, 5 letters
Russia's longest river, 5 letters
Russian Civil War river, 5 letters
Rybinsk Reservoir site, 5 letters
Vital Russian route, 5 letters
The longest river in Europe, 5 letters
Flows into the Caspian Sea, 5 letters
Gymnast living along a Russian river?, 11 letters
Artery to the Caspian Sea, 10 letters
Caspian Sea feeder, 10 letters
It rises in the Valdai hills, 10 letters
City once named for Stalin, 9 letters
A city in the European part of Russia on the Volga, 9 letters
Site of German defeat in World War II in the winter of 1942-43, 9 letters
A group of Finnic languages spoken around the Volga river, 7 letters