Garmin GB Discoverer 1:50K - Full Coverage. Explore all of Great Britain with detailed 50K topographic and road maps. Garmin GB Discoverer 1:50K contains full 1:50K scale Ordnance Survey Landranger map coverage for the whole of Great Britain. Plus, with NAVTEQ road data and points of interest, you'll get turn-by-turn directions to your destinations. By Garmin.

GB Discoverer's detailed topographic data includes terrain contours, topo elevations, summits, paths, routable roads and geographical points. The premium NAVTEQ road data is the same detailed data included in our leading automotive products - with thousands of addresses and points of interest, including lodging, food and drink, car parks, banks, petrol stations, attractions, campsites, and more. Search for an address or point of interest, and your Garmin device displays turn-by-turn directions to your destination.