The guide "50 Classic Climbs up to 6a" presents a selection of routes up to grade 6a, within 1 hour of Chamonix.
 
Each route is described in full detail through a technical fact sheet, a map, an elevation profile, a description, a diagram, and photos.
 
More than 50 routes are described and detailed across 7 sectors around the Mont-Blanc massif:
Brévent – Flégère – Les Chéserys – La Mer de Glace – Vallorcine – Switzerland – Italy