Single from Port-Royal – Descent from Port-Royal Abbey loop from Saint-Lambert
Single from Port-Royal – Descent from Port-Royal Abbey loop from Saint-Lambert
8
runners
Single from Port-Royal – Descent from Port-Royal Abbey loop from Saint-Lambert
01:07
9.36km
100m
Running
Hard run. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required. The starting point of the route is accessible with public transport.
Last updated: April 24, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Parc naturel régional de la Haute Vallée de Chevreuse
Natura 2000 du Massif de Rambouillet et Zones Humides Proches
Waypoints
Start point
Bus stop
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1.31 km
View of Port-Royal Abbey
Highlight • Castle
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1.49 km
The Pierced Wall 🥸🧱
Highlight • Other
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1.71 km
Oratory
Highlight • Other
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1.71 km
Abbey of Port-Royal-des-Champs
Highlight • Historical Site
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4.83 km
Quiet pause in the Ronde pond
Highlight • Other
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6.33 km
Single from Port-Royal
Highlight • Other
Great !
Avoid in too wet weather there are a lot of roots that slip and the formation of …
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6.95 km
Descent from Port-Royal Abbey
Highlight (Segment) • Trail
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9.36 km
End point
Bus stop
Way Types & Surfaces
Way Types
4.92 km
2.51 km
1.30 km
573 m
< 100 m
Surfaces
4.22 km
2.17 km
1.88 km
573 m
385 m
114 m
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Elevation
Highest point (170 m)
Lowest point (100 m)
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Weather
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Tuesday 19 May
20°C
11°C
66 %
Additional weather tips
Max wind speed: 17.0 km/h
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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.