Laptev Sea Laptev Sea The Laptev Sea (; ) is a marginal sea of the Arctic Ocean. It is located between the northern coast of Siberia, the Taimyr Peninsula, Severnaya Zemlya and the New Siberian Islands. Its northern boundary passes from the Arctic Cape to a point with co-ordinates of 79°N and 139°E, and ends at the Anisiy Cape. The Kara Sea lies to the west, the East Siberian Sea to the east. The sea is named after the Russian explorers Dmitry Laptev and Khariton Laptev; formerly, it had been known under various names, the last being Nordenskiöld Sea (), after explorer
East Siberian Railway Railway, and Ussuri Railway. In 1934, the East Siberian Railway became an independent administrative and economic unit extending from Mariinsk railway station to Mysovaya railway station. In 1936, the Krasnoyarsk Railway was excluded from the East Siberian Railway. In the 1920s-1930s, technical reconstruction of the railway was carried out and its locomotive and rolling stock were upgraded . Several new lines were also built over the ridges of Sayany, Alatau, taiga, and swamps towards coal and iron ore deposits, woodlands, and banks of large rivers. In 1922-1926, the Achinsk–Abakan line was constructed, which connected the southern areas of Krasnoyarsk Krai,