Geography of Chile regions: the far north, the near north, central Chile, the south, and the far south. Each has its own characteristic vegetation, fauna, climate, and, despite the omnipresence of both the Andes and the Pacific, its own distinct topography. The far north (Norte Grande), which extends from the Peruvian border to about 27° south latitude, a line roughly paralleled to the Copiapó River, is extremely arid. It mainly contains the Atacama Desert, one of the driest areas in the world. In certain areas, this desert does not register any rainfall at all. Geographically, the aridity can be explained by the following
Mojave Desert Mojave Desert The Mojave Desert ( ) is an arid rain-shadow desert and the driest desert in North America. It is in the southwestern United States, primarily within southeastern California and southern Nevada, and it occupies . Very small areas also extend into Utah and Arizona. Its boundaries are generally noted by the presence of Joshua trees, which are native only to the Mojave Desert and are considered an indicator species, and it is believed to support an additional 1,750 to 2,000 species of plants. The central part of the desert is sparsely populated, while its peripheries support large communities