Vilkitsky Island (East Siberian Sea) Russian Arctic Ocean Hydrographic Expedition led by Boris Vilkitsky on the ships "Taymyr" and "Vaygach" on behalf of the Russian Hydrographic Service in order to chart the last blank areas of Russian maps. Vilkitsky Island (East Siberian Sea) Vilkitsky Island (; "Ostrov Vilkitskogo") is the southernmost island of the De Long group in the northern part of the East Siberian Sea. Administratively Vilkitsky Island belongs to the Sakha Republic administrative division of the Russian Federation. The island is named after Russian hydrographer Boris Vilkitsky. The island is outside of the limits of permanent ice and is unglaciated. At barely Vilkitsky
East Siberian Railway in the world (). The station building at Slyudyanka railway station of the East Siberian Railway is the only railway station in the world made completely of marble. East Siberian Railway The East Siberian Railway () is a railway in Russia (a branch of the Russian Railways and a part of the Trans-Siberian Railway), which runs across Irkutsk Oblast, Chita Oblast, Buryatia, and Yakutia. The railway administration is located in Irkutsk. The East Siberian Railway borders with the Krasnoyarsk Railway (railway station of Yurty), Trans-Baikal Railway (railway station of Petrovsky Zavod), and Baikal Amur Mainline (railway station of Lena-Vostochnaya). To