Lake Peipus 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 existed in this area during an Ice Age. It covers , and has an average depth of , the deepest point being . The lake has several islands and consists of 3 parts: The lake is used for fishing
Lake Ağgöl Lake Ağgöl Ağgöl (meaning "White Lake" in Azerbaijani) is a large salty lake in Kur-Araz Lowland, Agjabadi and Imishli raions of southeastern part of Azerbaijan. It is the second largest lake of Azerbaijan and one of about 450 lakes of the country. Ağgöl is considered one of the most important habitats in Azerbaijan as well as in Caucasus. Located in Ağgöl National Park, it is a part of the wetland system which is an important location for migrating birds, especially for globally endangered species stopping-over and breeding at Aggöl. Ağgöl is believed to be one of the seven lakes which