Contains 160 pages of road maps covering Britain at 3 miles to 1 inch, with the Western Isles, Orkney and Shetland at smaller scales. The maps clearly mark service areas, roundabouts and multi-level junctions, and in rural areas distinguish between roads over and under 4 metres wide. The atlas also includes a 2-page road map of Ireland, 10 pages of route-planning maps, a distance table, 10 large-scale city approach maps with named arterial roads, and 88 extra-detailed and fully indexed town and city plans.