12 walks from outlying Oyster Zone stations around the borders of London. Buy the set or buy each one separately.
Each walk comes in pdf, epub, mobi formats and includes a .kml file for your walking app or Google Earth.
The walks are between 6 and 14 miles long, with most having part-way opt outs using buses or alternative stations. For full information download the introduction chapter and free walk CHESS PIECE (Chalfont & Latimer to Watford) here: https://gumroad.com/l/tSZHz
More information on Facebook: fb.me/OysterCountry
Note: PDF files are stamped with your purchase confirmation, this may take several minutes from the time of purchase. You will receive a link in your purchase email receipt when it is completed.