Painted Desert (Arizona) plateau's south border the Mogollon Rim, the north border of the Arizona transition zone. Owing to the strong rain shadow of the Mogollon Rim, the Painted Desert has a cold desert climate (Köppen "BWk"), with hot, dry summers and cold, though virtually snow-free winters. The annual precipitation is the lowest in northern Arizona and in many places is lower even than Phoenix. Much of the region is accessible only by foot or unpaved road though major highways and paved roads cut across the area. The towns of Cameron and Tuba City, both on the Navajo Nation, are two major settlements.
Palm Desert, California of the Desert, the local community college, which has expanded greatly in size since the campus opened in 1961 and one of the buildings was built by donations from the local Cahuilla Indian tribal nations. The state higher education system opened an extension campus duplex (the Indian Wells Education center for both California State University, San Bernardino and the University of California Riverside. The primary high school is Palm Desert High School (with 2200 students) which is part of the Desert Sands Unified School District. The main Middle School (with 1100 students) is Palm Desert Middle School, a charter school.