Geology of Chile the Taitao Peninsula, the Peru–Chile Trench subduction zone is the boundary between the South American and Nazca Plates. At Taitao, the Chile Triple Junction and the Nazca Plate subduct the South American Plate. In Norte Grande the mountains form a series of plateaus, such as Puna de Atacama and the Altiplano. At a south latitude of 27 degrees, Chile's highest mountain (Ojos del Salado) reaches a height of . Below 42 degrees south, the Andes split into a fjord landscape and the highest mountain is Monte San Lorenzo at . As the mountains ebb, the snow line lowers; in the
Sawatch Range Sawatch Range The Sawatch Range is a high and extensive mountain range in central Colorado which includes eight of the twenty highest peaks in the Rocky Mountains, including Mount Elbert, at elevation, the highest peak in the Rockies. The range is oriented along a northwest-southeast axis, extending approximately from in the north to in the south. The range contains 15 peaks topping , also known as 14ers. The range forms a portion of the Continental Divide, and its eastern flanks are drained by the headwaters of the Arkansas River. The western side of the range feeds the headwaters of the