The Altiplano, the high plateau involving the preceding assortment, and the Cordillera Oriental, comprises 4 key basins formed by mountainous spurs that jut eastward within the Cordillera Occidental about midway towards the 메이저사이트 Cordillera Oriental. Together the Altiplano's japanese side is usually a ongoing flat region, that has served as Bolivia's principal northsouth transportation corridor because colonial situations.