Porte aux Boules – Gravelines Ramparts loop from Bourbourg
Porte aux Boules – Gravelines Ramparts loop from Bourbourg
4.7
(55)
145
riders
Porte aux Boules – Gravelines Ramparts loop from Bourbourg
02:17
41.4km
40m
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: November 3, 2026
Tips
Includes a segment in which cycling is not permitted
After 16.1 km for 57 m
Waypoints
Start point
Train Station
5.54 km
Flock of Birds by the Water
Highlight • Natural
15.1 km
Porte aux Boules
Highlight • Monument
It was originally equipped with …
Translated by Google •
Tip by
15.3 km
Gravelines Ramparts
Highlight • Historical Site
Translated by Google •
Tip by
18.4 km
Petit Fort Beach
Highlight • Other
Translated by Google •
Tip by
18.6 km
Bathing beach overview board
Highlight • Other
20.3 km
Single
Highlight (Segment) • Other
21.7 km
StreetArt
Highlight • Other
26.0 km
Ceinture Verte de Gravelines
Forest
41.4 km
End point
Train Station
Way Types & Surfaces
Way Types
15.3 km
12.4 km
9.78 km
2.11 km
1.82 km
104 m
< 100 m
Surfaces
16.1 km
10.2 km
9.51 km
2.49 km
2.48 km
742 m
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Powered by Foreca
Thursday 5 November
10°C
2°C
36 %
Additional weather tips
There’s a fairly high chance of rain. Consider packing a waterproof jacket.
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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