Christopher Somerville has covered the length and breadth of the UK on foot, and has written and broadcast about its history, landscape, wildlife and people for

Includes 100 greatest walks in Britain that have been chosen by "Country Walking" magazine, Britain's walking journal, and contains the information you need to

With stories of 50 incredible hiking routes in 30 countries, from New Zealand to Peru, plus a further 150 suggestions, Lonely Planet’s Epic Hikes of the World