Highlight • Other
La Slack Lock
Cycling
4.8
(182)
Hiking
5.0
(2)
Gravel riding
5.0
(1)
This Highlight is in a protected area
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Tips
April 28, 2023
Cycling
Although modest today, the Slack was much more imposing in the past, when the gravel was mined near the fort. At the time of the Camp de Boulogne, between 1803 and 1805, Napoleon had even thought of bringing his fleet here. Suffice to say that the Slack was something else!
•July 30, 2019
Cycling
July 6, 2025
Cycling
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Nearby routes
Best routes near La Slack Lock
4.5
(90)
597
riders
64.2km
04:02
660m
660m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.6
(83)
478
riders
43.7km
02:50
420m
420m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.6
(29)
95
riders
29.0km
01:53
320m
320m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
Details
Informations
Elevation 60 m
Weather
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Monday 30 March
11°C
7°C
12 %
Additional weather tips
Max wind speed: 10.0 km/h
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