Map sheet number ol 15 in the detailed os explorer map series covers the jurassic coast and south dorset a real draw for many outdoor enthusiasts who hope to take in the stunning countryside and trails of this area this area of outstanding natural beauty which covers purbeck coast and south dorset is definitely worth discovering with highlights of the area including kimmeridge chesil beach wareham and the iconic brownsea island where in 1907 robert baden powell held and experimental which le