This Italian mountaineer/explorer , a member of the royal house of Savoy summited various peaks in the Alps, Ruwenzori and the Karakoram. He led the first successful ascent of Mt. St. Elias in the Yukon and reached a height of 6,250 meters on K2 in 1909. The standard route up K2 climbs a spur named after him.
Luigi Amadeo, Duke of the Abruzzi