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 engineer Salomon August Andrée and two companions tried to reach the North Pole in the hydrogen balloon "Örnen" ("Eagle"), but came down north of Kvitøya, the northeasternmost part of the Svalbard archipelago. They trekked to Kvitøya but died there three months later. In 1930 the remains of this expedition were found by the Norwegian Bratvaag Expedition. The Italian explorer Luigi Amedeo, Duke of the Abruzzi and Captain Umberto Cagni of the Italian Royal Navy (Regia Marina) sailed the converted whaler "Stella Polare" ("Pole Star") from Norway in 1899. On 11 March 1900 Cagni led a party over the ice and