South Pennines Ordnance Survey OL21 Ordnance Survey | 9780319242605

Map sheet number OL21 in the OS Explorer series covers an area of the Pennines and includes Burnley, Hebdem Bridge, Todmorden and Keighley Includes mobile downloadWith this map you will receive a code for use on your iOS or Android smartphone or tablet. Find our more at Mobile Download FAQ. This area is criss-crossed by footpaths, including the Pennine Way and Calderdale Way. The highest peak is Lad Law at 517m