Book excerpt: A guidebook to trekking the southern section of the GR5 trail between Lac Leman (Lake Geneva) and either Nice or Menton. Covering 674km (420 miles), this long-distance trek through the French Alps can be walked in 1 month and is suitable for moderately experienced hikers. The route is described from north to south in 32 stages, each between 11 and 31km (7–19 miles) in length. Variant routes such as the GR55 through the Vanoise National Park and the GR52 through the Mercantour National Park finishing at Menton are also detailed. 1:100,000 maps included for each stage Detailed information about accommodation, facilities and public transport along the route A south–north route summary table is also provided for those wanting to walk in the opposite direction Part of a 3-volume set, accompanying Cicerone guidebooks The GR5 Trail - Vosges and Jura and The GR5 Trail - Benelux and Lorraine are also available