Cd-rom Provides Worldwide Coverage With Basemap-level Detail Trip & Waypoint Management Functions Political Boundaries, Cities, Towns, Major Motorways &/or Interstates & Principal Highways Lakes, Major Streams & Rivers Urban Areas & Railroads Coastline Detail, Which Includes Many Offshore Islands, As Well As Worldwide Nautical Navigation Aids Such As Day Beacons, Radio Beacons, Racons, Fog Signals, Lights, Buoys & Other Nav Aids Us Interstate Exits Information, Such As Service Stations, Gas Stations, Restaurants, Hotels, Campsites, Hospitals, Banks & More Works With Nearly All Garmin(r) Gps Units Excluding Gps100 Family Panel-mount Aviation Units