Fort Tuthill Bike Park is a state-of-art, fully-featured mountain bike skills park. The Bike Park currently offers flow trails (beginner, intermediate and advanced), a tot track, and a return trail available for riders. All bicyclists are welcome, no matter what skill level! Improve your bike skills or explore the surrounding mountain biking trails in Coconino County! Park hours are dawn to dusk, and is free to the public. City of Flagstaff Parks and Recreation Services