Map sheet number 33 map is an all purpose map packed full of information to help you really get to know the Loch Alsh, Glen Shiel & Loch Hourn area. The 204 Landranger maps cover the country. Each map covers an area of 40 km by 40 km (25 miles by 25 miles) and like other Ordnance Survey maps, National Grid squares are provided so that any feature can be given a unique reference number. With many islands such as Skye to explore, the rugged terrain and breath taking views of this region draw in hikers from across the country. The Saddle is said to be one of the most magnificent mountains in all of Scotland.