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Hiking trails & Routes

Auvergne Rhône Alpes

Saint-Gervais-Les-Bains

View of the Bionnassay Glacier – Bionassay Valley loop from Bionnassay

Hiking trails & Routes

Auvergne Rhône Alpes

Saint-Gervais-Les-Bains

View of the Bionnassay Glacier – Bionassay Valley loop from Bionnassay

Hard

4.6

(96)

1,246

hikers

View of the Bionnassay Glacier – Bionassay Valley loop from Bionnassay

10:29

28.7km

1,650m

Hiking

Hard hike. Very good fitness required. Mostly accessible paths. Sure-footedness required. The starting point of the route is right next to a parking lot.

Last updated: August 23, 2026

Waypoints

A

Start point

Parking

1

920 m

View of the Bionnassay Glacier

Highlight • Viewpoint

Shortly after the Voza pass, you have a beautiful view of the imposing Bionnassay glacier.

Translated by Google •

Tip by

2

1.48 km

Voza Pass

Highlight • Mountain Pass

It is a pass located at 1,653 meters above sea level, between Les Houches to the north and Les Contamines-Montjoie to the south.

If you're lucky, you might see the …

Translated by Google •

Tip by

3

12.0 km

Crozat Parking

Highlight • Parking

Intersection point Le Crozat (Parking) Altitude 1420 m

Translated by Google •

Tip by

4

12.6 km

Bionassay Valley

Highlight • Other

Nothing special take the path that passes next to the chapel it goes down to the stream. be careful, the footbridge is removed in winter

Translated by Google •

Tip by

5

12.7 km

Bionnassay Hamlet

Highlight • Settlement

Bionnassay is a picturesque hamlet perched at an altitude of 1,320 meters. It's a beautiful village surrounded by mountains. A fountain allows you to refill your water bottles.

The village has an excellent inn offering overnight stays and meals: auberge-bionnassay.com

Translated by Google •

Tip by

14.5 km

Viewpoint

Viewpoint

7

15.3 km

Champel Chapel

Highlight • Religious Site

The architecture of the chapel is simple and massive, with an openwork wooden bell tower and beautiful groin vaults. The façade, protected by a wide eaves, is blind except for …

Translated by Google •

Tip by

8

20.4 km

Village of the stone people

Highlight • Other

A little break is worthwhile, the pools invite you to swim.

Translated by Google •

Tip by

9

27.3 km

Small waterfall

Highlight • Waterfall

On the way to Col de Tricot, melted water flows down from the glacier creating small waterfalls.

Translated by Google •

Tip by

B

28.7 km

End point

Parking

Way Types & Surfaces

Way Types

13.9 km

6.40 km

4.05 km

2.82 km

1.59 km

< 100 m

Surfaces

7.75 km

7.33 km

6.60 km

4.99 km

1.34 km

387 m

332 m

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Elevation

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

Highest point (1,660 m)

Lowest point (1,010 m)

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Weather

Powered by Foreca

Tuesday 20 October

8°C

2°C

93 %

Additional weather tips

Max wind speed: 4.0 km/h

to get more detailed weather forecasts along your route

Comments

June 22, 2024,GR 5 ~ GTA ~ J6 - Les Houches > Les Contamines Montjoie

Big storm expected today, still a lot of snow on the Col du Brévent, passage too risky, forced detour by bus to reach the next stage Les Houches 😢

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