Ordnance Survey Explorer 1:25000 scale map covering The west side of The Brecon Beacons. With its 4cm to 1km (2 inches to 1 mile) scale, the OS Explorer Map series has been adopted by many individuals & organisations involved in outdoor activities from walkers to cyclists & from horse riders to climbers & water sports enthusiasts. Every part of Engl&, Scotland & Wales is covered by 403 maps that include National Trails, Recreational Paths, picnic areas, viewpoints & selected places of interest. In addition, there's Rights of Way information for England & Wales.