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Mountain biking trails

The Mégavalanche

Mountain biking trails

The Mégavalanche

Hard

4.9

(8)

220

riders

The Mégavalanche

02:40

22.1km

90m

Mountain biking

La Mégavalanche is one of the most famous mountain bike routes in the world. From the Pic Blanc, at an altitude of 3,330 meters, you set off on a unique 22-kilometer descent that ends 2,600 meters lower in the valley, near the lake of Allemond.

The track is accessible by…

by Alpe d'Huez

Last updated: May 20, 2026

Waypoints

Start point

Cable Car

Get Directions

24 m

Pic Blanc

Highlight • Summit

The highest point of the Alpe d’Huez area, the Pic Blanc rises to 3,330 meters altitude and offers a spectacular panorama of the Alps. Accessible by cable car, its summit offers panoramas of glaciers, ridges, and deep valleys.

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Tip by

3.24 km

Upper section of the Megavalanche

Highlight (Segment) • Trail

Shortly after the start of the descent at Pic Blanc, this beautiful section begins at the level of the Sarrenne lake. It gradually leads towards the Tête du Serre before dropping onto the heights of the Alpe d'Huez resort.

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15.2 km

Sardonne connecting trail

Highlight (Segment) • Trail

This link trail connects the Oz 3300 resort and the hamlet of Sardonne. It also serves as a playground for downhill mountain bikers during the Mégavalanche event. Imagine them hurtling …

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Tip by

22.1 km

End point

Cable Car

Way Types & Surfaces

Way Types

19.7 km

1.39 km

735 m

282 m

< 100 m

Surfaces

7.71 km

7.34 km

5.23 km

830 m

513 m

251 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Weather

Monday 25 May

24°C

12°C

44 %

Additional weather tips

Max wind speed: 5.0 km/h

to get more detailed weather forecasts along your route

Comments

May 6, 2026

La Mégavalanche is one of the most famous mountain bike routes in the world. From the Pic Blanc, at an altitude of 3,330 meters, you set off on a unique 22-kilometer descent that ends 2,600 meters lower in the valley, near the lake of Allemond. 
﻿
The track is accessible by ski lifts. It begins on the Sarenne

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The Mégavalanche

Pic Blanc

Upper section of the Megavalanche

Sardonne connecting trail

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