Île-Grande – Pors Mabo Coastal Road loop from Trébeurden

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Bike touring routes & trails

Île-Grande – Pors Mabo Coastal Road loop from Trébeurden

Moderate

4.7

(18)

118

riders

Île-Grande – Pors Mabo Coastal Road loop from Trébeurden

01:06

17.0km

190m

Cycling

Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: August 15, 2026

Tips

Includes a segment in which cycling is not permitted

After 8.91 km for 134 m

Waypoints

Start point

Parking

Get Directions

2.82 km

View of Milliau Island from Porz Termen beach

Highlight • Beach

You can walk aross at low tide for maximum 2.5 hours see schedule at trebeurden.fr

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3.25 km

Kerellec Dolmen

Highlight • Other

The entrance having been destroyed, it is not possible to know if it was a dolmen or a covered alley. The room is bounded by two orthostats on the north …

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7.20 km

Sentier des Douaniers, Île Grande

Highlight • Trail

The Sentier des Douaniers on Île Grande is a must-see route for lovers of the sea and wild landscapes. This coastal path offers breathtaking views of the turquoise waters of …

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7.65 km

Île-Grande

Highlight • Settlement

Endowed with wild and varied landscapes, Île-Grande, surrounded by a string of islets, two of which are legendary, welcomes tourists in summer in search of calm and beauty. Rock on …

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9.09 km

LPO Bird Protection Center Les Sept-Îles

Highlight • Rest Area

The building of the old quarry now houses a bird protection center run by the LPO organization, comparable to the BUND in Germany. There is a lot of information and …

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15.3 km

Pors Mabo Coastal Path

Highlight • Other

With far-reaching views, from here you can see the local harbour and several of the outlying rocky islets in the bay. Île Milleau is the most obvious. There's plenty to …

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