Onega River traditionally explained as related to Finnish "Enojoki" - the main river, stream. In terms of both area of the basin and the average discharge, the Onega is the third river basin of the White Sea (behind the Northern Dvina and the Mezen. The river basin of the Onega is spread over the west of Arkhangelsk Oblast, north-west of Vologda Oblast, and also includes minor areas in the east of Republic of Karelia. The Onega basin includes some of the biggest lakes of Arkhangelsk and Vologda Oblasts, such as Lake Vozhe, Lake Lacha, Lake Lyokshmozero, Lake Kenozero, Lake Undozero, and Lake
Primorsky District, Arkhangelsk Oblast in Plesetsky District. There are many roads around Arkhangelsk. The Northern Dvina is navigable, and there is regular passenger navigation upstream from Arkhangelsk. There is also regular, albeit infrequent, sea passenger navigation connecting Arkhangelsk with the settlements on the Onega Peninsula (including Pertominsk, Lopshenga, and Letnyaya Zolotitsa) which are not connected to the all-season road network. Arkhangelsk also has air connections with these settlements, as well as with Solovetsky Islands. There are two state museums in the district. The Malye Korely Open Air Museum is located approximately south of Arkhangelsk. It was created to protect the oeuvres of the Russian