First person to trek to both Poles solo, unsupported and unassisted
Marek Kamiński
first first
Unknown (Unknown)

The first person to walk on skis to both Poles solo, with own propulsion and no external assistance is Polish-born Marek Kamiñski (USA), who reached the North Pole from Cape Columbia on 23 May 1995 (a journey of 770 km or 478.45 miles in 70 days), and the South Pole from Berkner Island on 27 December 1995, a distance of 1,300 km (807.78 miles) in 53 days.