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France

Auvergne Rhône Alpes

Die

Saint-Nazaire-Le-Désert

Guillens Pass (802 m) – Cow Pass loop from Saint-Nazaire-le-Désert

Routes

Bike touring routes & trails

France

Auvergne Rhône Alpes

Die

Saint-Nazaire-Le-Désert

Guillens Pass (802 m) – Cow Pass loop from Saint-Nazaire-le-Désert

Hard

riders

Guillens Pass (802 m) – Cow Pass loop from Saint-Nazaire-le-Désert

03:20

35.7km

1,070m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: May 8, 2026

Waypoints

Start point

Parking

Get Directions

30 m

Bridge and church

Highlight • Bridge

Nice view of the small church, just before a fountain with water.

Translated by Google •

Tip by

378 m

Bridge over the Roanne

Highlight • Bridge

Small bridge over the Roanne in St. Nazaire.

Translated by Google •

Tip by

4.28 km

Guillens Pass (802 m)

Highlight • Mountain Pass

The Col des Guillens from Saint-Nazaire-le-Désert is 3.9 km long with a total drop of 234 m. The average gradient is 6.1% with maximum gradients of 8.5%.

Translated by Google •

Tip by

18.5 km

Champ Rabi

Highlight • Summit

23.7 km

Cow Pass

Highlight • Other

Going up to the Col des Roustants you pass a series of small passes, all very wild. This one has the particularity of offering drinking water to thirsty cyclists

Translated by Google •

Tip by

29.1 km

Col du Portail

Mountain Pass

35.3 km

Winding Gravel Road Near Saint-Nazaire

Highlight • Trail

35.7 km

End point

Parking

Way Types & Surfaces

Way Types

21.1 km

14.2 km

361 m

Surfaces

20.9 km

14.2 km

578 m

Elevation

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

Weather

Wednesday 27 May

29°C

13°C

0 %

Additional weather tips

Max wind speed: 18.0 km/h

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Guillens Pass (802 m) – Cow Pass loop from Saint-Nazaire-le-Désert

Bridge and church

Bridge over the Roanne

Guillens Pass (802 m)

Champ Rabi

Cow Pass

Winding Gravel Road Near Saint-Nazaire

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