Aconcagua 2014 Kilian Jornet set a record for climbing and descending Aconcagua from Horcones in 12 hours and 49 minutes. The record was broken less than two months later by Ecuadorian-Swiss Karl Egloff, in a time of 11 hours 52 minutes, nearly an hour faster than Kilian Jornet. The mountain has a cameo in a 1942 Disney cartoon called "Pedro", which features a small, anthropomorphic airplane named Pedro who has a near-disastrous encounter with Aconcagua while carrying mail over the Andes. Aconcagua is the highest peak in the Americas and is also considered an "easy" high altitude peak, being nearly .
Ojos del Salado of transverse valleys. Ojos del Salado like other major neighbouring mountains is a complex of lava domes and lava flows, with the main summit surrounded by peripheral domes such as El Solo and El Fraile and many other lateral centres. Fumaroles are encountered at the summit of Ojos del Salado within a depression. Potassium-argon dating has yielded ages of 1.2 ± 0.3 million years ago and less than 1 million years ago from rocks north of Ojos del Salado. There are glaciers on the mountain, in the crater and in the form of penitentes which reach heights of . Other