novaya zemlya, irtysh, dvina, irtysh river, dnieper, ob river, tatar strait, kola peninsula, yenisey river, prut, evenk, syr darya, lake ladoga, yenisey, ishim, kolyma, wrangel island, daugava, przewalski, yenisei, amur river, kuril, tien shan, sungari, altai mountains, franz josef land, taimyr, pamirs, kamchatka, struma, brahmaputra river, gangetic, taiga, pechora, balkhash, evenki, nenets, lake onega, yenisei river, araks, tsangpo, maikop, danube river, amu darya, parana river, transcaucasian, dnestr, orontes, annamite, drava, chichagof island, kamchatka peninsula, vyatka, yakut, tobolsk, taganrog, tenasserim, rhodope mountains, titicaca, frunze, kirgiz, poyang, carpathian mountains, neva river, urga, hydrometeorology, chindwin, kirghizia, carpathians, ural mountains, bactria, karakoram range, nizhni novgorod, gelibolu, manchukuo, seacoasts, damavand, eastern ghats, caspian sea, karelian isthmus, buryat, caretta caretta, hydrobiology, aktyubinsk, yalu, urmia, voroshilov, vitus bering, ustyurt, turkestan, whooper swan, nizhni tagil, chuvash, skagerrak, pskov, turfan, baikal, chemulpo, russky, seram, barents sea, markhor, missouri, rivers, aisle, avon, creek, creeks, estuaries, floodplains, latitudes, mississippi, paraguay, plains, platte, river, riverbank, saskatchewan, wadi, watershed, yellowstone