Onega, Russia town is also served by the Arkhangelsk–Murmansk rail line, which branches off in Obozerskaya railway station from the railroad between Moscow and Arkhangelsk and runs west to Onega and Belomorsk where it joins the railroad between Petrozavodsk and Murmansk. The railroad was built during World War II to secure the transport of goods from the harbor of Murmansk to central Russia. Onega is connected to Severodvinsk by a road. There are no all-seasonal roads on the left bank of the Onega River. The Onega is navigable downstream from the "selo" of Porog; there is regular passenger navigation. There is also
Lake Vozhe the fourth lake (also behind the Rybinsk Reservoir). Historically, Lake Vozhe was on the trading route connecting the basings of the Volga and the Onega via the Sheksna River. There is one big island on the lake, Spassky Island. On the island, ruins of the former monastery are located. The only inhabited locality on the lakeshore is the village of Charonda which is a former trading settlement founded in the 13th century, currently having the population under ten and almost deserted. Charonda does not have all-seasonal land connections. Formerly, the village of Vasilyevskaya was located on the northern lakeshore. It