TUS004R Covers:Includes Montana, Wyoming and IdahoTOPO CardsFor wherever your spirit of adventure calls, our detailed topographic maps will take you there.TOPO cartography is available on:New! Preprogrammed microSD cards - Their compact, small size makes it easy to pack light and add maps. Just plug these cards into your compatible Garmin GPS, and you're ready for the great outdoors. Loaded with detail, these cards are preloaded with TOPO maps for the regions you choose below.Plan your next outdoor adventure with the help of MapSource® United States TOPO. Digital topographic maps for the U.S., including Alaska and Hawaii that are comparable to the U.S. Geological Survey 1:100,000-scale paper maps.Features include:Trip and waypoint management functions**Highways, roads, hiking trails, snowmobile trails, backwoods trails, elevation contours, Point elevations, summits, some bathymetric contours, geographic names, churches, and schoolsShoreline detail for lakes, reservoirs, small bodies of water, waterways, rivers, and streamsIcons representing boat ramps, dams, marinas, campgrounds, public facilities, mile markers, first-aid stations, picnic, swimming, and ski areas, wrecks, fuel, and dangerous and restricted areasNautical navaids for the 50 states including radiobeacons, RACONs, and fog signals; river, harbor, and other lights; and daybeacons and lighted and unlighted buoysWrecks and obstructions - such as shipwrecks, submerged rocks, obstructions, and other hazards to nautical navigationCompatible Units:eTrex Venture CxeTrex Legend Cx & CSxeTrex Vista Cx & CSxGPSMAP 60Cx & CSxGPSMAP 76Cx & CSX