Scottsdale's McDowell Sonoran Preserve offers an array of Arizona trails and award-winning facilities. It is unique geologically and home to stunning geography, lush cacti forests and diverse wildlife. See for yourself! Now is a great time to explore the Preserve, from 8 trailheads and on more than 60 miles of Scottsdale trails stretched across more than 21,000 scenic acres of Sonoran Desert.