Chamber Master Template Flagstaff Extreme Adventure Course Share: Sports & Recreation-Outdoor Adventures Flagstaff Extreme Adventure Course Visit Website Fort Tuthill Loop Rd Fort Tuthill County Park Flagstaff, AZ 86005 (888) 259-0125 (888) 259-0125 (480) 718-7450 (fax) Facebook About Map About Flagstaff Extreme Adventure Course is a tree-top obstacle course suspended in the Ponderosa pines at Fort Tuthill County Park. This multi-hour experience is truly unique and memorable! Directions Exit 337 on I-17 What's Nearby? Distance: 5 10 15 20 25 50 mi. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Like this:Like Loading...