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
Novaya Ladoga rights were granted to it in 1704. The newly founded town grew in importance in connection with construction of the Ladoga Canal and Volga-Baltic Waterway in the 18th and 19th centuries. In 1719, Novaya Ladoga was included to St. Petersburg Governorate. In 1727, separate Novgorod Governorate was split off, and in 1773 Novoladozhsky Uyezd, with its seat in Novaya Ladoga, was established. In 1776, the area was transferred to Novgorod Viceroyalty and in 1781, it was moved back into St. Petersburg Governorate. On December 9, 1922, the administrative center of the uyezd was moved to the "selo" of Gostinopolye, which