4.4
(7)
70
riders
It's worth it! – Guildo Castle loop from Trégon
01:27
21.9km
160m
Cycling
Moderate bike ride. 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:
Parc naturel régional Vallée de la Rance - Côte d'Émeraude
Waypoints
Start point
Bus stop
3.32 km
It's worth it!
Highlight • Other
Translated by Google •
Tip by
3.37 km
Guildo Castle
Highlight • Castle
The castle was once the property of Prince Gilles of Brittany, whom his own brother, Duke …
Translated by Google •
Tip by
4.25 km
View of Gilles de Bretagne Castle from Pont René Pleven
Highlight • Viewpoint
Translated by Google •
Tip by
4.41 km
St Cast vers pointe du Chevet
Highlight • Other
4.46 km
Route et piste de la Petite Suisse
Highlight (Segment) • Other
Tip by
11.6 km
Matignon
Highlight • Settlement
Translated by Google •
Tip by
12.1 km
Chemin Vert du Petit Train
Highlight (Segment) • Other
Translated by Google •
Tip by
19.0 km
Le Guildo
Highlight • Settlement
Translated by Google •
Tip by
21.9 km
End point
Bus stop
Way Types & Surfaces
Way Types
9.93 km
4.23 km
2.53 km
2.07 km
1.74 km
1.38 km
Surfaces
10.8 km
6.76 km
3.35 km
924 m
< 100 m
Sign up to see more specific route details
Sign up for freeElevation
Highest point (70 m)
Lowest point (0 m)
Sign up to see more specific route details
Sign up for freeWeather
Powered by Foreca
Friday 9 October
17°C
11°C
0 %
Additional weather tips
Max wind speed: 23.0 km/h
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.
Comments
Want to know more?
Sign up for a free komoot account to join the conversation.