Painted Rock Mountains 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 the northeast end of the range, adjacent the Painted Rock Reservoir, and the reservoir lies at the eastern end of the agricultural river valley that is locally names as the Lower Gila River Valley, extending approximately from the Colorado River at Yuma to the west and the reservoir at the east.
Great Sandy Desert Great Sandy Desert The Great Sandy Desert is an interim Australian bioregion, located in the North West of Western Australia straddling the Pilbara and southern Kimberley regions. It is the second largest desert in Australia after the Great Victoria Desert and encompasses an area of The Gibson Desert lies to the south and the Tanami Desert lies to the east of the Great Sandy Desert. The Great Sandy Desert contains large ergs, often consisting of longitudinal dunes. In the North East of the desert there is a meteorite impact crater, the Wolfe Creek crater. The region is sparsely populated. The