Tunnel Under the Road – Oudon Keep loop from Saint-Mars-du-Désert
Tunnel Under the Road – Oudon Keep loop from Saint-Mars-du-Désert
4.6
(10)
71
riders
Tunnel Under the Road – Oudon Keep loop from Saint-Mars-du-Désert
04:59
63.7km
810m
Mountain biking
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary. The starting point of the route is accessible with public transport.
Last updated: April 5, 2026
Tips
Cycling is not permitted along parts of this route
After 19.3 km for 183 m
After 40.5 km for 221 m
After 43.1 km for 302 m
Waypoints
Start point
Bus stop
Get Directions
4.53 km
Launay
Highlight (Segment) • Other
Translated by Google •
Tip by
6.90 km
Tunnel Under the Road
Highlight • Bridge
Translated by Google •
Tip by
14.9 km
Ruisseau du Refou
Highlight • River
Translated by Google •
Tip by
19.5 km
Oudon Keep
Highlight • Castle
Translated by Google •
Tip by
31.9 km
Les Mazères
Highlight (Segment) • Settlement
38.1 km
Descent to the Port
Highlight (Segment) • Trail
Inevitably in the other direction it …
Translated by Google •
Tip by
50.2 km
La Gilardière
Highlight (Segment) • Trail
Translated by Google •
Tip by
63.7 km
End point
Bus stop
Way Types & Surfaces
Way Types
19.9 km
19.3 km
19.0 km
4.08 km
1.26 km
152 m
Surfaces
16.6 km
15.7 km
10.3 km
10.2 km
10.1 km
918 m
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Elevation
Highest point (80 m)
Lowest point (0 m)
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Weather
Powered by Foreca
Monday 18 May
19°C
11°C
90 %
Additional weather tips
Max wind speed: 27.0 km/h
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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.