A sign warning to stay on Humphrey's Trail due to the tundra that is in the area. Beyond is the Arizona Snowbowl Ski Resort. Taken atop Humphrey's Peak by Brady Smith on 6-13-09. For detailed information on this trail, go to www.fs.fed.us/r3/coconino/recreation/peaks/humphreys-tr.s.... Credit: USDA Forest Service, Coconino National Forest.