New edition of this best-selling guide to walking the GR5 trek from France's Lake Geneva to the Mediterranean at Nice through the whole of the French alpine chain. The Grande Travers�e des Alpes is one of the most spectacular and civilised mountain trails in the world. The route measures 674km (420 miles) and can be covered in a month, or it can be split over a series of summer trips to prolong the enjoyment. The guide includes interesting and scenic variant routes, including the stunning GR55 through the Vanoise National Park and the exciting GR52 through the Mercantour National Park. The route is split into daily stages, with timings, ascents and descents given, illustrated by full-colour sketch maps, gradient profiles and colour photographs throughout. All the facilities and services from start to finish are also detailed.