12.9 miles: 23 minutes
Seasonal route: The road is subject to closure in winter. The popular resort town of Stowe, Vt. gives way to a stunning drive up Mount Mansfield—the highest mountain in Vermont—offering unparalleled views of the countryside. Travel slowly along SR 108 on the steep pass through Smugglers' Notch. This section is a one-lane, curving road with turnouts.