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
Villarrubia de los Ojos south. The weather is quite strong with very cold winters and very hot summers. There are some mountains over 1.200 metres and the flat zone is at 550 metres above sea level in the Spanish central plateau. Villarrubia de los Ojos Villarrubia de los Ojos is a municipality in Ciudad Real, Castile-La Mancha, Spain. According to the 2010 census the municipality has a population of 11,119 inhabitants. The Ojos del Guadiana are located within the Villarrubia de los Ojos municipal term. They are the source of the Guadiana river, the fourth longest river of the Iberian peninsula. There's also a