Lake Onega Lake Onega Lake Onega (also known as Onego, ; or ; or ; or ) is a lake in the north-west European part of Russia, located on the territory of Republic of Karelia, Leningrad Oblast and Vologda Oblast. It belongs to the basin of the Baltic Sea, Atlantic Ocean, and is the second largest lake in Europe after Lake Ladoga. The lake is fed by about 50 rivers and is drained by the Svir River. There are about 1,650 islands on the lake. They include Kizhi, which hosts a historical complex of 89 orthodox wooden churches and other wooden constructions
Finnish Ladoga Naval Detachment Finnish Ladoga Naval Detachment Finnish Ladoga Naval Detachment () was a Finnish naval unit stationed on Lake Ladoga between 1920-1940 and 1941-1944. The Treaty of Tartu was signed by the Russians and the Finns in 1920. It included terms which limited the size of naval vessels on Ladoga to 100 tons, and the calibre of their armament to a maximum of 47 mm. When the Finns embarked on their naval rebuilding program in the early 1930s, some vessels were purposely designed to fit this 100 t limitation, including a small submarine. The Finns, however, found more use for their few