Desert 101 North Educational Walk at Brown's Ranch Trailhead Location: Brown’s Ranch Trailhead - 30301 N. Alma School Rd. Scottsdale, AZ 85262 Skill level: Easy Time: ~2 hours The Conservancy has a mission to help sustain the McDowell Sonoran Preserve. This walk provides a geological and ecological overview of what lives in the McDowell Sonoran