FYI -- check out this site :fox: http://www.maricopa.gov/parks/ Maricopa County Parks and Recreation Department! Maricopa County is home to one of the largest regional parks systems in the nation with over 120,000 acres of open space parks that include hundreds of miles of trails, campgrounds, nature centers and the Desert Outdoor Environmental Learning Center at Lake Pleasant. This valuable Maricopa County site will help you find the perfect recreational place to go. Close-by or a little farther from home. It is an interesting site and well done with a ton of information.
