Lake Onega of Petrozavodsk–Kizhi, Petrozavodsk–Velikaya Guba and Petrozavodsk–Shala. They are run by hydrofoil and motor ships and are used for passenger transport as well. In addition, passenger ships go on the route Petrozavodsk – Shala. Sailing is a popular activity on the lake and there is a sailing club in Petrozavodsk. Since 1972, every year at the end of July the lake has hosted the largest regatta in Russia ("") which is the Russian Open Championship in the Russian class of Cruisers Yachts "Open800". The regatta has international status. The largest city on the lake is Petrozavodsk – the capital of Republic
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