Cerro Norte. Italians Casimiro Ferrari and G. Maresi made the second ascent of Cerro Norte (2950 meters, 9679 feet) by a new route, the east- northeast buttress on December 31, 1985 and January 1, 1986. The first part was rock which led to a snow plateau. The final part was ice up to 70°. The final move to reach the summit involved ice of 120°.