Lake Peipus the town. Near Kallaste, there is one of the largest surfacings of Devonian sandstone with a length of and a maximum height of , as well as several caves and one of the largest colonies of swallows in Estonia. Lake Peipus Lake Peipus (; ; ) is the largest transboundary lake in Europe, lies on the border between Estonia and Russia. The lake is the fifth-largest in Europe after Lake Ladoga and Lake Onega (in Russia north of St. Petersburg), Lake Vänern (in Sweden), and Lake Saimaa (in Finland). Lake Peipus represents a remnant of a body of water which
Lake Glubokoye (Karelian Isthmus) Lake Glubokoye (Karelian Isthmus) Lake Glubokoye (, lit. "Deep Lake"; ) is a lake on Karelian Isthmus, in Vyborgsky District of Leningrad Oblast. The nearby larger settlements are Kirillovskoye (18 km) and Baryshevo (38 km). The area of the lake is , and the area of its drainage basin is . The lake is connected by an unnamed channel with Lake Bolshoye Rakovoye, located several kilometers northeast. In its turn, Lake Bolshoye Rakovoye is the source of the Bulatnaya River, which flows into the southern branch of the Vuoksi River. The whole system belongs to the basin of Lake Ladoga