Painted Rock Mountains The Gila River crosses all of southern Arizona from southwest New Mexico, and is the drainage for about 1/2 of Arizona (the south). The highest elevation in the mountains is "unnamed" at , and is located at the central & east region of the range. (The range has many northwest-by-southeast ridgelines.) Painted Rock Mountains The Painted Rocks Mountains are a short 15-mile (24 km) long mountain range of the north-central Sonoran Desert southwest of Phoenix, Arizona and in southwest Maricopa County. The Gila River flows through the central-north end of the range. The famous Painted Rock Petroglyph Site lies at
Amargosa Desert Amargosa Desert The Amargosa Desert is located in Nye County in western Nevada, United States, along the California–Nevada border, comprising the northeastern portion of the geographic Amargosa Valley, north of the Ash Meadows National Wildlife Refuge The desert is named after the Amargosa River, so-named for the Spanish word for bitter because of the bitter taste of the water. The Amargosa Desert lies at an elevation of about , and includes Crater Flat and the community of Amargosa Valley, Nevada, (formerly Lathrop Wells), which lies at the southern end of the desert. The desert lies between the Funeral Mountains and