Southeast of Albertville and Bourg Ste Maurice, the Val-d'Isere area offers an extensive lift-accessed mountain bike trail network high above treeline through alpine terrain. This expansive bike park is many above 2,000m and offers vistas of the Tarentaise Valley with its towering peaks and distant glaciers. Best of all, the lifts are free to mountain bikers in July and August. The best Val d’Isere mountain bike trail is the Rhododendron Trail which starts from the summit of the Olympique lift, and descents north towards La Daille before turning southeast back to Val d’Isere.
The Val d'Isere-Tignes Bike Park has 102km of pistes. The pistes are categorized by type including XC (14km), Enduro (40km) and Downhill (48km). The lift-accessed trails spread from Val d'Isere all the way to the Tignes villages.
To reach the mountain biking at Val-d'Isere by air, you'll want to fly into Lyon or Geneva. Then, take the train to Bourg-St-Maurice. From Bourg-St-Maurice, there are regular buses (Altibus) up the dead end road to the village of Val-d'Isere. Keep in mind that Val-d'Isere is quite popular with tourists coming from the UK, so you'll hear plenty of English speaking.
Overall, Val-d Isere is the 102nd most popular mountain bike trail of all 104 mountain biking rides in France.