San Francisco Pass it passes next to Maricunga's salt flat on the Nevado Tres Cruces National Park and Laguna Verde. The area is surrounded by volcanoes and high peaks as the Cerro Falso Azufre (), the volcano San Francisco (), the Incahuasi () and highest volcano in the world, Nevado Ojos del Salado (), among others. San Francisco Pass The San Francisco Pass is a pass over the Andes mountains which connects Argentina and Chile. The highest point of this pass is at AMSL. The pass is located at and connects the Argentine province of Catamarca with the Atacama Region in Chile. In
Áncash Region other smaller ones, a real symphony of summits with different grades of difficulty in climbing. This mountain range was called White, not only for its eternal snow but also for the chemical constitution of its quartz and feldspar rocks. It has the highest summit in Peru and the fifth one in America after Aconcagua, Ojos del Salado, Bonete and Mercedario: Huascarán, whose south peak reaches 6768 msnm. Huascarán's north peak reaches 6655 m. Allpamayu whose height has been estimated in 5,947 m, has been considered as "the most beautiful snow mountain of the world". This statement was achieved by the