Alpine Loop - Scenic and Historic Byway Alpine Loop - Scenic and Historic Byway, 800 Gunnison Avenue, Lake City, CO 81235 Visit Website Overview Crosses the remote, rugged heart of the San Juan Mountains. Related Articles Give the Gift of a Colorado Experience This Holiday Season See for Free: Colorado Historic Districts Cool Running: Winter Races in Colorado 11 Most Instagrammable Places in Colorado 8 Places to See Colorado Wildlife Without Leaving Your Car Celebrate Colorado's Hispanic & Latinx History