November-class submarine Komsomol" was first underway under nuclear power on 4 July 1958 and became also the first Soviet submarine to reach the North Pole in July 1962, 4 years after the USS "Nautilus". Project 627 had much better performance specifications (for example, submerged speed and depth) than the world's first operational nuclear-powered submarine USS "Nautilus". The first commander of "K-3" was Captain 1st Rank L.G. Osipenko (future admiral and Hero of the Soviet Union). All other Novembers except "K-3" belonged to modified project – project 627A. The main visual differences of project 627A were a bow sonar dome in the keel
North Pole Marathon North Pole Marathon The North Pole Marathon is run over the classic 42.195 km (26.2 miles) marathon distance at the North Pole. The race is run on small, 4.22 km (2.62-mile) loop about 10 times over hard snow or the frozen ice of the Arctic Ocean. There are individual competitions with male and female divisions, and a team competition for teams of three or more. There is also an option to run a half marathon. The North Pole Marathon has been recognized by Guinness World Records as the "Northernmost Marathon on Earth". The first unofficial North Pole Marathon was a