The Alpine Loop is a 60+ mile network of old 4×4 mining roads connecting the southern Colorado mountain towns of Lake City, Silverton, and Ouray. This loop connects two breathtaking mountain passes: Engineer Pass at 12,800 feet and Cinnamon Pass at 12,640 feet. This historic route is only fully accessible to 4WD high-clearance vehicles, typically from […] The post The Alpine Loop Back Country Byway appeared first on Durango.com.