Great Britain on an indexed, double-sided map from ITMB printed on light, waterproof & tear-resistant synthetic paper. The map divides the country north/south across the southern part of the Lake District, with a small overlap between the sides. Coverage inludes most of Northern Irel&. Topography is shown by altitude colouring with names of main mountain ranges & highlighting for national parks & selected other protected areas. Road network presents the motorways with junction numbers & services, & shows the numbers of most A roads. Many B roads are included but not numbered. Railway lines & ferry connections are included & administrative boundaries are marked. Symbols indicate various places of interest. Latitude & longitude lines are drawn at 1° intervals. Each side has a separate index.