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Routes
Mountain biking trails
France
Auvergne Rhône Alpes
Bonneville
Thyez

Marnaz Chapel – Côtes d'Hermy loop from Thyez

Routes
Mountain biking trails
France
Auvergne Rhône Alpes
Bonneville
Thyez

Marnaz Chapel – Côtes d'Hermy loop from Thyez

Hard

3.0

(1)

13

riders

Marnaz Chapel – Côtes d'Hermy loop from Thyez

02:23

25.8km

740m

Mountain biking

Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike. The starting point of the route is accessible with public transport.

Last updated: May 10, 2026

Tips

Includes very steep uphill segments

You may need to push your bike.

After 7.69 km for 539 m

After 12.0 km for 714 m

Waypoints

A

Start point

Bus stop

Get Directions

1

849 m

Pressy power station tailrace canal

Highlight • Other

Tailrace of the Pressy power station built in 1954 and completed in 1956 the canal is 22m wide and 1290m long

Translated by Google •

Tip by

2

4.82 km

Marnaz Chapel

Highlight • Other

The Marnaz chapel, the first stone of which was laid in 1648

Translated by Google •

Tip by

3

6.40 km

Ruisseau du Chêne

Highlight • Other

Point of intersection Ruisseau du Chêne Altitude 580m

Translated by Google •

Tip by

4

6.51 km

Côtes d'Hermy

Highlight • Other

Point of intersection Côtes d’Hermy Altitude 530m

Translated by Google •

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5

7.18 km

Intersection point Les Eposes Altitude 540m

Translated by Google •

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6

12.7 km

Oratoire de la Gouille

Highlight • Other

Statuette probably dated from the 16th century. It was originally in a cave-shaped oratory that the town redeveloped inside the church, installing a copy in situ. This oratory was located …

Translated by Google •

Tip by

7

13.0 km

La Gouille

Highlight • Other

Intersection point La Gouille Altitude 1150m

Translated by Google •

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8

13.3 km

Le Bété d'en Haut

Highlight • Other

Intersection point Le Bété d’en Haut Altitude 1157m

Translated by Google •

Tip by

B

25.8 km

End point

Bus stop

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Way Types & Surfaces

Way Types

11.7 km

7.40 km

3.53 km

1.84 km

1.37 km

Surfaces

14.8 km

4.57 km

3.43 km

1.81 km

1.05 km

225 m

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Elevation

Elevation

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

Highest point (1,150 m)

Lowest point (460 m)

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Weather

Powered by Foreca

Saturday 8 August

34°C

17°C

90 %

Additional weather tips

Max wind speed: 9.0 km/h

to get more detailed weather forecasts along your route

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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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