4.6
(9)
26
riders
Porte de Belfort – Viaduct loop from Altkirch
02:52
36.9km
370m
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: August 2, 2026
Tips
Includes a segment in which cycling is not permitted
After 515 m for 111 m
Waypoints
Start point
Train Station
543 m
Porte de Belfort
Highlight • Historical Site
Translated by Google •
Tip by
1.42 km
Cycle path along the Ill in Altkirch
Highlight (Segment) • Cycleway
Translated by Google •
Tip by
14.3 km
Notre Dame des moissons
Highlight • Other
Translated by Google •
Tip by
17.8 km
Viaduct
Highlight • Other
Translated by Google •
Tip by
18.1 km
Ballersdorf Viaduct
Highlight • Bridge
Translated by Google •
Tip by
28.5 km
Pond and Cabin between Fulleren and Carspach
Highlight • Lake
Translated by Google •
Tip by
36.9 km
End point
Train Station
Way Types & Surfaces
Way Types
23.8 km
4.48 km
4.08 km
2.07 km
1.69 km
690 m
< 100 m
Surfaces
20.8 km
7.00 km
4.73 km
2.65 km
1.54 km
207 m
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Sign up for freeElevation
Highest point (380 m)
Lowest point (290 m)
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Monday 12 October
19°C
3°C
-- %
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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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