In the heart of nature near Arras – Biache-Saint-Vaast marshes loop from Biache-Saint-Vaast
In the heart of nature near Arras – Biache-Saint-Vaast marshes loop from Biache-Saint-Vaast
14
riders
02:28
39.5km
180m
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: March 31, 2026
Tips
Includes a segment that goes up or down a series of steps
You may need to carry your bike.
After 20.8 km for 29 m
Waypoints
Start point
Train Station
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12.3 km
Highlight • Other
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13.0 km
Highlight • Forest
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13.7 km
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15.4 km
Parc du Chevalier
Forest
20.6 km
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21.8 km
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27.4 km
Marais d'Athies
Nature Reserve
35.7 km
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37.8 km
Highlight • Other
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39.5 km
End point
Train Station
Way Types & Surfaces
Way Types
13.0 km
11.8 km
5.79 km
5.55 km
2.95 km
412 m
Surfaces
16.0 km
7.93 km
7.07 km
4.78 km
2.34 km
1.31 km
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Elevation
Highest point (100 m)
Lowest point (40 m)
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Weather
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Thursday 21 May
26°C
10°C
0 %
Additional weather tips
Max wind speed: 8.0 km/h
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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.