National Cycle Network routes – Actual signed cycle routes which are indicated with a blue sign and a red/white number (as indicated in UK signage legislation for a ‘national cycle route’). Data digitised by SUSTRANS from Ordnance Survey open data to an accuracy approximately 20 metres. Data should not be taken as in any way representative of the broader network of paths, roads and routes which are used by (or key for) people travelling by bicycle.