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
High Desert State Prison (Nevada) and a gymnasium. The second expansion added four more housing units. High Desert is one of the largest prisons in the United States. High Desert State Prison is a Medium security prison. High Desert is structurally the most secure prison in the Nevada Department of Corrections. High Desert State Prison (Nevada) High Desert State Prison is a state prison in unincorporated Clark County, Nevada, near Indian Springs. It is the largest institution of the Nevada Department of Corrections and the newest, having opened on September 1, 2000. It has a capacity of 4,176. The complex lies approximately northwest of Las