Monte Fitz Roy (also known as Cerro Chaltén, Cerro Fitz Roy, or simply Mount Fitz Roy) is a mountain in the border between Argentina and Chile that is located near the village of El Chaltén that is in Argentina. . It is in the Southern Patagonian Ice Field in Patagonia. The mountain is 3375 metre high. It was first climbed in 1952 by French mountain climbers Lionel Terray and Guido Magnone. It is one of the most difficult mountains to climb on Earth. The clothing label, Patagonia, used Monte Fitz Roy as the idea for their logo, after Yvon Chouinard climbed the mountain in 1968 and made a movie about it.