Port du Collet – Marais de Lyarne loop from Port-Saint-Père - Saint-Mars
Port du Collet – Marais de Lyarne loop from Port-Saint-Père - Saint-Mars
21
riders
Port du Collet – Marais de Lyarne loop from Port-Saint-Père - Saint-Mars
03:13
77.3km
310m
Road cycling
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.
Last updated: March 6, 2026
Tips
The surface for a segment of your route may not be suitable
Some segments of your route comprise a surface that may not be suitable for your chosen sport.
After 40.1 km for 51 m
Waypoints
Start point
Train Station
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26.8 km
Port du Collet
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27.5 km
Port of Collet
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30.6 km
Marais de Lyarne
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32.7 km
Pré Vincent Beach
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40.1 km
Fontaine Aux Bretons
Highlight • Beach
43.9 km
Pornic
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55.3 km
Church of Chauvé
Highlight • Religious Site
During the Revolution, Chauvé was one of the first communes to revolt during the uprising on the night of March 9 to 10, …
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77.3 km
End point
Train Station
Way Types & Surfaces
Way Types
55.1 km
9.14 km
7.44 km
5.37 km
139 m
< 100 m
< 100 m
Surfaces
66.2 km
10.7 km
207 m
146 m
< 100 m
< 100 m
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Elevation
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Weather
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Tuesday 2 June
19°C
14°C
94 %
Additional weather tips
Max wind speed: 30.0 km/h
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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.