Near Flagstaff, this region offers easy dirt road loops open to mountain biking through quiet ponderosa pine and aspen forests. The big draw is the 0.6 mile long lava tube, which is the largest in Arizona. The region is four miles north of Flagstaff off US180. The main dirt roads for mountain biking are FS222, FS171 and FS151.
Overall, Wing Mountain / Lava River Cave is the 16th most popular mountain bike trail of all 103 mountain biking rides in Arizona.