Find all the best walks routes landmarks points of interest and some terrific scenic drives with the 125000 scale ordnance survey explorer 235 wisbech peterborough north mapthe 125000 scale ordnance survey explorer 235 wisbech peterborough north map will give you all the information you need to make any visit to the beautiful countryside around this area really specialwith its 4cm to 1km 2 12 inches to 1 mile scale the os explorer map series has been adopted by many individuals an