Mileage is measured one way, unless otherwise indicated. View of Mount of the Holy Cross, Chicago Ridge, and Climax Molybdenum Company mining operations. During the 1970s, Chalk Mountain served as site of an observatory, constructed by Louisiana State University. Halfmoon Forest Service roads open to motorized vehicles are posted with white arrows. Wildernesses such as Collegiate Peaks and Mount Massive are by regulation, permanently closed to motorized and mechanized vehicles, including mountain bikes.
Mileage is measured one way, unless otherwise indicated.
Road is passable by passenger car for the first 7.1 miles to the Mt. Massive trailhead. Remaining is rough, four-wheel drive road along valley floor. Gradual climb with a few steep pitches. Road begins on the Halfmoon Road 2 miles west of the Mt. Massive trailhead and ends at the Iron Mike Mine. Experienced four-wheel drivers only.