Routes

Planner

Features

Updates

App

Login or Signup

Get the App

Login or Signup

Login or Signup

Routes
France
Côtes-d'Armor
Lannion
Penvénan

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

Routes
France
Côtes-d'Armor
Lannion
Penvénan

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

Moderate

2

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

A

Start point

Bus stop

Get Directions

1

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 •

Tip by

2

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 •

Tip by

3

962 m

Port Blanc

Highlight • Other

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

Translated by Google •

Tip by

4

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.

Translated by Google •

Tip by

5.44 km

Étang du Moulin d'En Bas

Lake

6

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.

Tip by

7

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 …

Translated by Google •

Tip by

8

16.1 km

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.

Translated by Google •

Tip by

9

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 …

Translated by Google •

Tip by

B

27.9 km

End point

Bus stop

Loading

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

Sign up to see more specific route details

Sign up for free

Elevation

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)

Sign up to see more specific route details

Sign up for free

Weather

Powered by Foreca

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.

Save

Edit route

Download GPX

Move start point

Print

Share

Embed on a website

Report an Issue

Nearby routes

Hard

4.8

81

Pink Granite Coast MTB Loop

04:37h

56.2km

550m

Explore
RoutesRoute plannerFeaturesHikesMTB TrailsRoad cycling routesBikepackingSitemap
Download the app
Follow Us on Socials

© komoot GmbH

Privacy Policy