Pole of inaccessibility to reach this false northern pole of inaccessibility was made by Sir Hubert Wilkins, who flew by aircraft in 1927. In 1941, the first Soviet expedition using an airplane landed 350 kilometers north of the false northern pole, thus actually becoming the first expedition to reach the real pole. Ignoring Soviet results, Sir Wally Herbert claimed to be the first to reach what was then considered to be the northern pole of inaccessibility on foot, arriving by dogsled in 1968. Explorer Jim McNeill claimed in 2006 that Herbert did not quite make the pole, and launched his own unsuccessful attempt
North Pole-1 off the station close to the eastern coast of Greenland. They arrived in Leningrad on 15 March on board the icebreaker "Yermak". The expedition members, hydrobiologist Pyotr Shirshov, geophysicist Yevgeny Fyodorov, radioman Ernst Krenkel, and the commander Ivan Papanin, were awarded the Hero of the Soviet Union title. North Pole-1 North Pole-1 () was the first Soviet manned drifting station in the Arctic Ocean, primarily used for research. North Pole-1 was established on 21 May 1937 and officially opened on 6 June, some from the North Pole by the expedition into the high latitudes Sever-1, led by Otto Schmidt. The