Covering Cambridge, Royston, Duxford & Linton on a 1:25,000 scale this OS explorer Active map is tough, durable and weatherproof. It is covered in a protective plastic coating that offers protection from the elements and can be written on, so your favourite routes can be easily highlighted. Lightweight and compact, it won\'t weigh you down on the trail. Rights of way, fences, permissive paths and bridleways are clearly shown, ensuring you have the best information to get the most out of your time in the countryside.