North of Weld, the 5,000 acre Mount Blue State Park has a challenging 17+ mile hiking loop over rough terrain with gorgeous views of Tumbledown Mountain and plenty of side trails. The well-marked Little Blue Mountain ride ascends 700 feet up the namesake to the look-out and shelter via forested singletrack and doubletrack. Keep an eye out for moose and other wildlife.
The MBSP is 20 miles north of Rumford and west of Farmington, just north of Weld. To reach the hiking trailhead from US 2, head north up SR142 to SR 156 in Weld. Continue up Center Hill Road veering left. On top, use the parking area on the right. Starting riding following the signage at the trailhead.
Overall, Mount Blue State Park is the 7th most popular hiking trail of all 10 hikes in Maine.