Source of the Somme – Souterrain du Tronquoy loop from Fresnoy-le-Grand
Source of the Somme – Souterrain du Tronquoy loop from Fresnoy-le-Grand
5.0
(1)
12
riders
Source of the Somme – Souterrain du Tronquoy loop from Fresnoy-le-Grand
03:37
82.1km
570m
Road cycling
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is accessible with public transport.
Last updated: September 10, 2026
Tips
The surface along some of this route may not be suitable
Some segments of your route comprise a surface that may not be suitable for your chosen sport.
After 6.83 km for 114 m
After 14.2 km for 53 m
After 15.1 km for 1.22 km
After 31.8 km for 537 m
Waypoints
Start point
Train Station
6.88 km
Source of the Somme
Highlight • River
Translated by Google •
Tip by
16.0 km
Souterrain du Tronquoy
Highlight • Other
Translated by Google •
Tip by
31.8 km
Forest road
Highlight (Segment) • Other
Translated by Google •
Tip by
47.9 km
Picnic Area by the Saint Jacques de Compostelle Trail
Highlight • Rest Area
Showing Translation
Tip by
49.2 km
Seraucourt le Grand British Cemetery
Highlight • Historical Site
Translated by Google •
Tip by
82.1 km
End point
Train Station
Way Types & Surfaces
Way Types
75.0 km
3.32 km
1.57 km
800 m
726 m
548 m
239 m
Surfaces
72.5 km
7.71 km
1.16 km
752 m
130 m
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Highest point (140 m)
Lowest point (70 m)
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Sign up for freeWeather
Powered by Foreca
Friday 6 November
10°C
6°C
30 %
Additional weather tips
Max wind speed: 12.0 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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