was one of the two busiest locks on Russia's inland waterways (the other one was the Kochetov Lock on the lower Don River). See also Volga–Don Canal White Sea–Baltic Canal Unified Deep Water System of European Russia References External links Volga-Baltic waterway on Infoflot site Canals in Russia Baltic Sea Volga basin Geography of Vologda Oblast Geography of Leningrad Oblast Transport in Leningrad Oblast Canals opened in 1964 Neva River