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Mountain biking trails

Auvergne Rhône Alpes

Saint-Julien-En-Genevois

Sionnet Marsh – Sionnet Marsh Boardwalk loop from Annemasse

Mountain biking trails

Auvergne Rhône Alpes

Saint-Julien-En-Genevois

Sionnet Marsh – Sionnet Marsh Boardwalk loop from Annemasse

Moderate

4.3

(4)

30

riders

Sionnet Marsh – Sionnet Marsh Boardwalk loop from Annemasse

02:04

29.7km

130m

Mountain biking

Moderate mountain bike ride. Good fitness required. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: April 11, 2026

Waypoints

A

Start point

Train Station

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1

2.12 km

View of Mont Blanc

Highlight • Viewpoint

Incredible views of the mountains on the right side (French side). You might even see MontBlanc on a sunny day.

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2

14.6 km

Prés Bordon Nature Reserve

Highlight • Natural

The Prés Bordon protected site is a rich forest wetland, with diverse bodies of water and thriving riparian vegetation. Closely connected to other natural sites in the surrounding area, it …

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3

15.4 km

View of Le Salève

Highlight • Viewpoint

4

22.4 km

Sionnet Marsh

Highlight • Natural

A small bog area near Geneva. Pastures, bog grass and small ponds create an idyll that you can cross wonderfully by bike.

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5

22.5 km

Sionnet Marsh Boardwalk

Highlight • Trail

Impressive moorland landscape along the La Seymaz

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6

28.6 km

Geneva Annemasse cycle path

Highlight • Other

Cycle path from Geneva Eaux-Vives to Annemasse on the old railway line

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B

29.7 km

End point

Train Station

Way Types & Surfaces

Way Types

16.0 km

5.64 km

4.63 km

3.12 km

277 m

< 100 m

Surfaces

8.60 km

8.40 km

8.29 km

3.69 km

696 m

< 100 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 (510 m)

Lowest point (430 m)

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Weather

Powered by Foreca

Tuesday 19 May

22°C

11°C

15 %

Additional weather tips

Max wind speed: 14.0 km/h

to get more detailed weather forecasts along your route

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

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