South of Show Low in the White Mountains, the Buena Vista Trail (#637) is a rolling 9 miles long route (10.5 with the connector to the parking lot) and follows singletrack trail and old roads as it winds its way through the oak, pine, and manzanita. There are great views of the surrounding mountains, including Mt. Baldy. There is a good steep climb (one of 7) to get the blood going.
The access is from the junction of SR260/US60, go west on US60. Just after mile post 337, youll see a sign Entering the White Mountain Apache Reservation. Turn left before the sign on Forest Road 300 (Rim Road). The horseback riding trailhead is on the left.
Overall, Buena Vista Horse Trail is the 35th most popular horse trail of all 49 horseback rides in Arizona.