South of Dillion, the Montezuma Loop is a cool 14 mile loop around Teller and Glacier Mountains above 11,000. To reach the mountain biking trailhead from Dillion, head south on US6 through Keystone. Turn right heading southeast on Montezuma Road for 4.5 miles. Continue across the Snake River and park just south of Montezuma. Ride up Montezuma road for 3.6 miles and veer right at intersection. The jeep road becomes steeper and rocky on the way up to Cashier Mine. Over Teller Mountain, descend into Deer Creek and stay to the left at Deer Creek Road. While looping towards Glacier Mountain, generally stay to the right at intersections. Climb past General Teller Mine and drop back into the Deer Creek Drainage toward Montezuma.
Overall, Montezuma Loop Trail is the 25th most popular mountain bike trail of all 175 mountain biking rides in Colorado.