Cerro del Bolsón the main chain by a relatively low saddle. Cerro del Bolsón Cerro del Bolsón is a mountain in the Aconquija Range of Argentina, in Tucumán province. It is the highest point of a significant eastern spur of the main range of the Andes, east of the Puna de Atacama region. It lies about 200 kilometres east of Ojos del Salado, the highest point in the Puna de Atacama. While not of great height compared to the 6000 metre-plus peaks of the main chain of the Andes to the west, Bolsón is notable for its high topographic prominence (it ranks 69th
Seven Second Summits of at least 100 km to reach Mount Logan. In South America, Ojos del Salado involves a short scramble while Aconcagua is just a walk. Horrell acknowledged that Ojos del Salado was more technically difficult, but considered Aconcagua a greater challenge because of physical demands. Aconcagua's base camp, at 4,500 m, is accessible by mule, but from that point, climbers must carry all of their supplies to as many as three higher camps before the final ascent. By contrast, Ojos del Salado is accessible by four-wheel-drive vehicles to 5,200 m; from that point, climbers need only carry supplies to a