- Waterproof - Tear-Resistant - Topographic MapsColorado uses Game Management Units (GMUs) to describe hunting boundaries. National Geographic has created Map Pack bundles to aid hunters with planning and backcountry use. This Map Pack covers the Collegiate Peaks, Eagles Nest, and Holy Cross Wilderness Areas by bundling two maps to cover the entire area. The GMUs covered are 23, 24, 25, 26, 33, 34, and 35. The maps include GMU Boundaries, Private Property, BLM Land, ATV Trails (outside of wilderness areas), Access Roads, and much more.The Flat Tops Wilderness Map Pack includes: Map 148:: Collegiate Peaks Wilderness AreaMap 149:: Eagles Nest and Holy Cross Wilderness AreasEvery Trails Illustrated map is printed on "Backcountry Tough" waterproof, tear-resistant paper. A full UTM grid is printed on the map to aid with GPS navigation.Map Scale = 1:63, 360Sheet Size = 37.75" x 25.5"Folded Size = 4" x 7.5