Underhill State Park is located within Vermont's 39,837-acre Mt. Mansfield State Forest. The park offers 13 tent sites and 13 lean-to sites, with 7 tent sites and 2 lean-to's designated for group camping. All campsites are walk-in. The park is best known for its hiking, with four trails to the summit ridge of Mt. Mansfield from Underhill State Park. The Sunset Ridge Trail, 3 miles to the...