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Rocher de la Sentinelle – Kerdéozer viaduct/bridge loop from Port Blanc

Rocher de la Sentinelle – Kerdéozer viaduct/bridge loop from Port Blanc

Moderate

riders

Rocher de la Sentinelle – Kerdéozer viaduct/bridge loop from Port Blanc

01:45

27.9km

240m

Gravel riding

Moderate gravel 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: May 12, 2026

Tips

Includes segments that go up or down a series of steps

You may need to carry your bike.

After 16.1 km for 24 m

After 17.2 km for 26 m

Waypoints

Start point

Bus stop

Get Directions

110 m

Rocher de la Sentinelle

Highlight • Monument

This rock, topped with a sentry box, was used in the past to monitor enemy incursions from the small islands in the bay of Port-Blanc.
Having been destroyed, the gatehouse …

Translated by Google •

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323 m

Chapelle Notre-Dame de Port-Blanc

Highlight • Religious Site

The 16th century Chapelle Notre-Dame de Port-Blanc has a roof that reaches to the ground.

Translated by Google •

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962 m

Port Blanc

Highlight • Other

Beautiful view from the terrace of the hotel after a hilly tour through small villages and forests.

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1.07 km

Port-Blanc Harbor

Highlight • Structure

This fishing port is also a seaside resort. Tombstones (now covered again) were discovered under the dunes of the main beach, suggesting the existence of a necropolis.

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5.44 km

Étang du Moulin d'En Bas

Lake

6.56 km

Bois Riou Pond

Highlight • Lake

Here you'll find the partly overgrown pond belonging to the Chateau du Bois Riou, surrounded by a forest reserve with a nice gravel bike and hiking trail loop.

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16.0 km

Kerdéozer viaduct/bridge

Highlight • Other

The Kerdéozer viaduct was built by Louis Auguste Harel de La Noë for the Côtes-du-Nord railways. It is located in the town of Plouguiel. It was used by the Tréguier …

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16.1 km

Voie Verte - bridge and remains of the railroad line

Highlight • Other

We enjoy driving along the Greenway – the bridge, restored but not offering a great view, spans the wooded valley.
More interesting, however, are the remains of the railway line at the end of the Greenway.

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17.1 km

Guindy Aqueduct

Highlight • Other

Aqueduct over the Guidy River near Minihy-Tréguier
The eastern end is private property. To visit from the west (left) shore.
Beautifully situated in a picturesque valley on the river, which …

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27.9 km

End point

Bus stop

Way Types & Surfaces

Way Types

15.7 km

5.30 km

4.23 km

2.23 km

398 m

Surfaces

12.3 km

7.18 km

6.93 km

1.17 km

255 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (80 m)

Lowest point (0 m)

Weather

Tuesday 26 May

32°C

17°C

3 %

Additional weather tips

Max wind speed: 16.0 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.

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Rocher de la Sentinelle – Kerdéozer viaduct/bridge loop from Port Blanc

Rocher de la Sentinelle

Chapelle Notre-Dame de Port-Blanc

Port Blanc

Port-Blanc Harbor

Bois Riou Pond

Kerdéozer viaduct/bridge

Voie Verte - bridge and remains of the railroad line

Guindy Aqueduct

Nearby routes

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