Taymyr (1909 icebreaker)
…and the discovery of Severnaya Zemlya in 1913. Taymyr and Vaygach were considered the best icebreakers in the world at the time. The first scientific drifting ice station in the world, North Pole-1 was established on 21 May 1937 some 20 kilometres (12 mi) from the North Pole by the expedition into the high latitudes…