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
Cathedral Range Cathedral Range The Cathedral Range is a mountain range immediately to the South of Tuolumne Meadows in Yosemite National Park. The range is an offshoot of the Sierra Nevada. It includes Cathedral Peak, Unicorn Peak, Eichorn Pinnacle, Echo Peaks, Echo Ridge, Matthes Crest, and Cockscomb. The mountains were formed by glaciers carving out the granite material. The tops of the peaks in the range were above the level of the highest glaciation, and are therefore un-eroded and distinctly spire-like. The range is named after Cathedral Peak, which resembles a cathedral spire. The range runs beside the two Cathedral Lakes, just