Edmund Hillary
Sir Edmund Percival Hillary (20 July 1919 – 11 January 2008) was a New Zealand mountaineer, explorer, and philanthropist. On 29 May 1953, Hillary and Nepalese Sherpa mountaineer Tenzing Norgay became the first climbers confirmed to have reached the summit of Mount Everest. They were part of the ninth British expedition to Everest, led by John Hunt.
Leszek Cichy
Leszek Cichy () is a Polish mountaineer, geodesist, financier, and entrepreneur. He was born in Pruszków, Poland on November 14, 1951. He is best known for making the first winter ascent of Mount Everest together with Krzysztof Wielicki in 1980 which established the winter ascent record of 8,848 meters. He was also the first Polish climber to complete the Seven Summits and a number of other prestigious climbs.