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Mountain biking trails

Beautiful lake! – The By Basin loop from Saint-Oyen

Mountain biking trails

Beautiful lake! – The By Basin loop from Saint-Oyen

Hard

4.8

(8)

24

riders

Beautiful lake! – The By Basin loop from Saint-Oyen

04:46

46.2km

1,490m

Mountain biking

Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. The starting point of the route is right next to a parking lot.

Last updated: August 27, 2026

Waypoints

A

Start point

Parking

1

16.0 km

Beautiful lake!

Highlight • Lake

Great spot to take a break and enjoy the view & reflections. There's picnic benches and possibly even a charging point...

Tip by

2

21.0 km

The By Basin

Highlight • Lake

The tiny village of By is nestled in the splendid namesake basin surrounded by imposing peaks of surprising beauty, arranged in a worthy crown: the Grand Combin, Mont Velan, Mont …

Showing Translation

Tip by

3

34.3 km

Châtelair

Highlight • Settlement

Châtelair is a small alpine hamlet in Ollomont, immersed in a landscape of meadows, woods, and mountains. It retains a secluded and traditional character, with a few houses and a small church.

Showing Translation

Tip by

4

36.3 km

Doues

Highlight • Settlement

B

46.2 km

End point

Parking

Way Types & Surfaces

Way Types

22.2 km

20.9 km

2.91 km

117 m

< 100 m

Surfaces

14.2 km

10.0 km

9.74 km

7.72 km

2.97 km

1.53 km

< 100 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 (2,080 m)

Lowest point (1,170 m)

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Weather

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Today

Wednesday 21 October

9°C

1°C

0 %

Additional weather tips

Max wind speed: 6.0 km/h

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