The ski area is large and varied, with terrain suitable to all levels of skiers and snowboarders. L'Espace Killy is known for its fantastic off-piste and has good lift access. The Grand Motte glacier, at 11,335 feet (3,455m), has a wide variety of runs, from beginner slopes to challenging off-pistes for experts.Beginners will also find plenty of nursery slopes in the villages and some nice easy runs in L'Espace Killy; most beginner trails are lower down and therefore less favourable during the summer skiing season, although snow machines are used. Longer green runs are available in the Val d'Isère area, with special lift tickets offered. Skiing and snowboarding schools teach all levels in private or group lessons.Intermediates have a large choice of groomed runs in both Tignes and the Val d'Isère area, with Bellevarde offering some challenging runs. Expert skiers and boarders have some of the best off-piste skiing in France at hand and an assortment of steep, narrow slopes, cliffs and deep gullies to choose from. The Aiguille Percée downhill course is world famous in this area, but avalanches are prevalent; other well-known runs are Lavachet Wall, The S, and the Double M. For those who enjoy the challenge of moguls there are some excellent runs at Tovière.