One Man and His Bog (subtitled The Reluctant Rambler's Guide to Walking the Pennine Way) is a 1986 travelogue book written by Barry Pilton and published by Corgi which started life as a series of talks on BBC Radio 4. It gives a light-hearted account of his walking the full length of the Pennine Way in 21 days, from Edale in Derbyshire to Kirk Yetholm in the Scottish Borders.