Hike through Montpelier Demonstration Forest to learn about forest conservation and its many perks, today and historically. $5, 2-4 pm. James Madison’s Montpelier, 11350 Constitution Hwy., Montpelier Station. (540) 672-2728. This fall festival includes food vendors and crafts, hayrides, apple sling shot, corn maze, apple butter, cider, bouncy houses, a kids corner and live music. Free admission, 9am- 5pm. Drumheller’s Orchard, 1130 Drumheller Orchard Ln., Lovingston.