This OS Map bundle contains all 4 OS Explorer maps for the northern area of the Welsh coast, excluding Anglesey. Map sheet numbers OL17, 264, 265 & 266 in the OS Explorer map series cover the northern area of the Wales coastline. The area is ideal for walking, with breathtaking scenery to be found all along the route. With all OL maps in this set you will receive a code for use on your i OS or Android smartphone or tablet. Find our more at Mobile Download FAQ.