Ojos del Salado The elevation of Ojos del Salado has been the subject of debate. The mountain is hidden behind other peaks and thus its height was not appreciated in early research until 1937, when the mountain was climbed by Polish climbers. A 2006 article in Andes Magazine offered that Ojos del Salado may be higher than Aconcagua, although the argument was premised on older, less accurate altitude surveys. The results of these older surveys assigned Ojos del Salado an elevation of , which would have made it nearly higher than Aconcagua. As early as 1955, an estimate was made that the elevation
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