Ojos del Salado was even higher than Ojos del Salado. Later measurements using more precise equipment showed that Ojos del Salado is about higher than Pissis. Furthermore, in 2007 a Chilean–Argentine–European expedition organized by Andes Magazine and Azimut 360 performed a survey on both Ojos del Salado and Monte Pissis using more accurate instruments. It found the former to be and the latter Although this fits within recent handheld GPS surveys, which have estimated the mountain to be between and , the vertical error margin of the expedition's equipment, , leaves uncertainty as to the mountain's more precise altitude. Ojos del Salado has
Ramshead Range Ramshead Range The Ramshead Range, a mountain range that is part of the Snowy Mountains, is located in the Monaro region of New South Wales and the Alpine region of Victoria, Australia. The range extends from the southwest near Mount Cobberas No. 1 in Victoria, across the Black-Allen Line that defines the straight line border between the two states, towards the northeast near Thredbo in New South Wales. The peaks of the range are around , with Mount Twynam, at an elevation of , the highest peak. The number of peaks in the Ramshead Range is debatable: however it is