Chile due to the folding of the rocks, forming the current relief. The Chilean relief consists of the central depression, which crosses the country longitudinally, flanked by two mountain ranges that make up about 80% of the territory: the Andes mountains to the east-natural border with Bolivia and Argentina in the region of Atacama and the Coastal Range west-minor height from the Andes. Chile's highest peak is the Nevado Ojos del Salado, at 6891.3 m, which is also the highest volcano in the world. The highest point of the Coastal Range is Vicuña Mackenna, at 3114 meters, located in the Sierra
Breifne Mountains The following table lists the 10 highest major mountain peaks of the Breifne Mountains, all with a topographic elevation of at least 411 metres (1,348 ft). Other hills include: Breifne Mountains The Breifne Mountains (), is a range of hills and mountains in counties Cavan, Fermanagh and Leitrim, Ireland. They are within a region historically known as Bréifne. The range has two sub-ranges: the southern Iron Mountains that span across Leitrim and Cavan, and the northern Cuilcagh Mountains that straddle Cavan and Fermanagh. The highest peak is Cuilcagh at , which is the highest peak in both Cavan and Fermanagh,