Garmin GB Discoverer Premium is the most detailed full coverage recreational map yet for Great Britain. It includes 1:25 000 Explorer, 1:50 000 Landranger, and 1:250 000 Road scale mapping from Ordnance Survey. Giving you the entirety of Great Britain on one micro SD card. The highest detail 1,25 000 Explorer maps include information for outdoor trip planning and orienteering, including terrain contours, elevations, summits, hiking trails, off road cycle routes, footpaths, bridleways, trig points, wooded areas, campsites, geographic points, and more. High detail of the Isle of Man is also included, courtesy of the Department of Infrastructure, Isle of man. Compatible with the all the Garmin devises featured on the OS shop