- 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 Uncompahgre Plateau by bundling two maps to cover the entire area. The GMUs covered are 61 and 62. 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 146:: Uncompahgre Plateau SouthMap 147:: Uncompahgre Plateau NorthEvery 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"