Immediately on his return from Finland Alexius was despatched by his father to Staraya Rusya and Ladoga to see to the building of new ships.
Above the sea, still filled by Lakes Peipus, Ladoga, Onega, Byelo-ozero, Lacha, Vozhe, and many thousands of smaller lakes, skirts the central plateau on the N., and follows the same E.N.E.
The Neva (40 m.) flows from Lake Ladoga into the Gulf of Finland.
The Volkhov, discharging into Lake Ladoga, and forming part of the Vyshniy-Volochok system of canals, is an important channel for navigation; it flows from Lake Ilmen, which receives the Msta, connected with the Volga, and the Lovat.
The Svir, also discharging into Lake Ladoga, flows from Lake Onega, and, being part of the Mariinsk canal system, is of great importance for navigation.