5.0
(1)
7
riders
Saint-Cyr Castle – Chaussée Jules César loop from Pontoise
04:39
72.2km
730m
Gravel riding
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.
Last updated: September 10, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Waypoints
Start point
Train Station
3.03 km
Forest Cycle Path in Parc naturel régional du Vexin Français
Highlight (Segment) • Cycleway
Translated by Google •
Tip by
6.14 km
Bois Dame Jeanne
Forest
25.7 km
Saint-Cyr Castle
Highlight • Castle
Translated by Google •
Tip by
41.0 km
Moussy Castle
Highlight • Castle
Translated by Google •
Tip by
46.0 km
Jules César Road
Highlight • Historical Site
This Julius Caesar causeway is moving, because over 2000 years ago, humans were driving where we put our wheels.
Translated by Google •
Tip by
46.4 km
Chaussée Jules César
Highlight • Trail
Translated by Google •
Tip by
50.6 km
Château de Théméricourt
Highlight • Castle
Translated by Google •
Tip by
50.6 km
Vexin Français Regional Natural Park Visitor Centre
Highlight • Historical Site
Translated by Google •
Tip by
51.2 km
Notre-Dame Church of Théméricourt
Highlight • Religious Site
Translated by Google •
Tip by
60.9 km
Bois de l'Hautil
Forest
72.2 km
End point
Train Station
Way Types & Surfaces
Way Types
30.2 km
20.8 km
10.5 km
6.27 km
4.49 km
< 100 m
Surfaces
32.3 km
20.8 km
14.1 km
4.29 km
644 m
< 100 m
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Highest point (200 m)
Lowest point (20 m)
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Sign up for freeWeather
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Tuesday 13 October
20°C
7°C
0 %
Additional weather tips
Max wind speed: 9.0 km/h
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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
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