The Cosmic Campground International Dark Sky Sanctuary is approximately 8.5 miles north of Alma, NM.
Go North on US 180 from Silver City, NM. Continue past Alma,NM. Pass mile marker 38 and continue northward on the long straight section. Right before US 180 turns slightly towards the west there is a cattle guard on the right which is the access to the Cosmic Campground road. There is a new sign.