Jun 1, 2018. Individual Camping: Gallo Campground is $15.00 per night per campsite. Campers with Interagency Senior or Access passes pay $7.50 per. Camping overnight is available. The rate is $10 per night at the Gallo Campground. As an International Dark Sky Park the star gazing from Chaco Canyon is. The American Southwest Comprehensive guide to the national parks, national monuments and natural landscapes of West and Southwest USA; on…