AtlasThe British Library's map collection is the national cartographic collection of Britain and numbers around four million maps dating from 15 CE to 2017 CE. These include road maps drawn for 13th century pilgrims and sea charts for 17th century pirates. They include the first printed map to show the Americas and the last to show English controlled Calais. They include the world's biggest and smallest atlases. They include maps for kings and queens,