Natural regions of Chile for reference purposes. These natural regions are ordered from north to south and reduced to five natural regions: Each has its own characteristic vegetation, fauna, climate, and, despite the omnipresence of both the Andes and the Pacific, its own distinct topography. Most of the region is covered by the Atacama Desert and has a dry arid climate. The coast range has peaks over 2000 m and ends in cliffs in the coast. There are large salt flats in the Intermediate depression and the Andes. Norte Grande has Chile's highest mountains including Ojos del Salado (6,891 m) but host also the
Tank Mountains Tank Mountains on the south and east is Hyder, by way of the communities of Dateland and Sentinel on Interstate 8. Tank Mountains The Tank Mountains (Yavapai: Hakimatava) are a mountain range in the Sonoran Desert of southwest Arizona; the range is part of the southeastern border of the Kofa National Wildlife Refuge. The Tank Mountains are east-west trending and about long. The highest peak is Courthouse Mountain on the west end of the range at . Black Dome also on the west end of the range is at and two minor peaks of and flank the east end of