www.dtek.chalmers.se/climbing/Guidebooks/NorthAmerica/Arizona/index.html
Ascend Adventures Guide Service (commercial services)
E-mail: austin@aztec.asu.edu
Rock ‘n Road
Tucson Rock Climbing Guide
Arizona Mountaineering Club
www.abilnet.com/azmtnclub/
Maricopa County Parks and Recreation
www.maricopa.gov/rec_svc
