The Lake District OS Explorer Map: OL4 The English Lakes – Nor is a detailed sheet map folded by Ordnance Survey, published in 2015. Covering the English Lakes in the North region, this map is a perfect guide for exploring the picturesque landscapes of the Lake District. With clear markings and accurate information, it is a valuable tool for navigation and outdoor activities in the area. Ideal for hikers, cyclists, and nature enthusiasts, this map is a must-have for anyone looking to explore the beautiful English Lakes. great condition hardly used