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
Mountains of Azerbaijan peaks of the mountain range. The highest peak of the Greater Caucasus is Mount Bazarduzu, which is situated 14,652 feet (4466 meters) above the sea level, is also the highest point in Azerbaijan. The mountains of the Greater Caucasus are located in the region of high degree of seismic activity. The mountains are formed by rocks that date back to Jurassic and Cretaceous periods. The Lesser Caucasus is the second important mountain range in Azerbaijan and forms its south-western borders. Mount Murovdag and Mount Zangezur are the main ridges of the Lesser Caucasus. They are formed by sedimentary and volcanogenic