Cordillera the cordilleras in Ecuador, Peru, Bolivia, Chile, and Argentina. Mountain ranges of this type have a complex structure, usually the result of folding and faulting accompanied by volcanic activity. In South America the ranges include numerous volcanic peaks. (Though not itself a volcano, Argentina's Mt. Aconcagua, at 22,834 feet (6,960 metres) high, is the highest point in the Western Hemisphere. The Andes cordillera has Ojos del Salado, the highest active volcano in the world, and second highest point in the Western Hemisphere. A number of the volcanoes have been active in historic times. Aside from the volcanic peaks, the crests
Sierra del Toro Its summits are usually covered in snow in the winter and are among the highest peaks of the Land of Valencia. Therefore there are also numerous ancient ice houses. These mountains have been often devastated by forest fires in hot and dry summers and extensive planting of trees has been undertaken. This mountain range was the scenario of violent battles during the Spanish Civil War (1936–1939) when the fascist troops tried to split the Spanish Republican government territory in two and reach the Mediterranean coast and there are many remains of trenches. Sierra del Toro Sierra del Toro () is