First person to walk to both Poles solo and unsupported

The first person to walk on skis to both Poles solo and unsupported is Marek Kaminski (Poland) who completed reached the North Pole from Ward Hunt Island on 23 May 1995 (a journey of 880 km or 546 miles in 72 days), and to the South Pole from Berkner Island on 27 December 1995, a distance of 1,400 km (870 miles) in 53 days.

NB: Kaminski has an acute accent on the ‘n’.