On the Map - Whose Map Is It Anyway?

8/10 Whose Map Is It Anyway? Thanks to Ordnance Survey, the landscape of the British Isles is probably the most comprehensively mapped of any in the world. But pressure is growing for OS to waive their copyright and make their cartographic data free to use for all-comers. Mike Parker asks whether the UK's mapping agency can maintain its hold on the national topography - and its reputation.