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Boucle Borderun - Donnant

Long trekking paths, Short circuit walks, Walks and hikes, Discovery lanes on foot in Sauzon
12.0 km
Loop
Walks and hikes
3h 20min
Easy
  • Alerte
    Along the trail, you will pass through wild areas whose beauty is due in part to the absence of infrastructure. For this reason, you will find no bins, water points, or toilets. You must therefore carry out all of your waste (including toilet paper) and plan ahead for the amount of water you will need before leaving your accommodation.

    Please note that since June 20th 2022, walking poles with metal tips are prohibited along the entire coastal path on Belle-Île. The use of walking poles without metallic tips, or equipped with rubber tips remains permitted.

    These measures have been taken due to the increased risk of trail erosion and vegetation damage caused by the use of walking poles, in order to preserve the quality and long-term sustainability of the trail.

    The path can be quite steep, and slippery after rain. Wear appropriate footwear, remain vigilant, do not approach cliff edges, and do not leave children or pets unsupervised.

    The trail is open to all pedestrian activities: hikers, walkers, and trail runners.
    Common sense and courtesy rules apply to ensure everyone’s safety.

    Help us monitor the trails: info@belle-ile.com
  • Walk along the wild coast, enjoying views of the ocean and the Belle-Île moors. Discover Donnant beach, a surfing hotspot on Belle-Île, but also and above all a splendid sandy beach.

  • Departure
    Sauzon
  • Difference in height
    181.09 m
  • Route interest
    The Coastal Heath of the Wild Coast:
    This heath is described as “dry.” The plants that make it up in the majority—European gorse (maritime variety) and wandering heather (rare in Brittany)—are shaped by the wind and form flattened cushion-like growths. This type of heathland represents the largest known area of its kind in Europe, which gives it a high heritage value.
  • Did you know ?
    Donnant:
    A fine sandy beach with impressive rolling waves, a paradise for surfers and swimmers. However, caution is advised when swimming; the area is supervised by lifeguards in July and August. In the background, the dunes form an exceptional site. Development work aimed at their protection (210 hectares) has been carried out by the Conservatoire du Littoral. This environment is living and fragile, and visitors are therefore asked to respect it.
  • Documentation
    GPX / KML files allow you to export the trail of your hike to your GPS (or other navigation tool)
How to reach the start
From the village of Borderun, descend the pleasant valley leading back to the inlet of Port Borderun.
Steps
On the left, a steep path climbs to the cliff top.

Follow the contours of a particularly rugged coastline. The plateau above is flat and rocky, covered with dense, low-lying heath.

Continue south past two successive inlets: Port Kerlédan, barred by a stone wall, and Port Lezonet. The trail then climbs out of Port Lezonet, overlooking two deep, narrow inlets separated by a headland.

This narrow strip of land once hosted an Iron Age promontory fort of the “barred spur” type. Vestiges of its defensive ditches are still visible in places.

Remain on the coastal trail as it follows the cliff edge, first projecting toward the sea before retreating inland toward Port Scheul, a small white-pebble beach enclosed by steep rocky slopes.

After climbing out of the cove, continue south. A bend in the path reveals a superb panorama over the Bay of Donnant. The trail then descends to the parking area behind the beach.

Cross the car park and follow a sandy path along the base of the dune toward Kerhuel. About 800 metres later, the path joins a paved road.

Turn left and follow the road through the village of Keroyan. About 140 metres beyond the village, turn left onto a dirt access track, then turn right at the next paved road.

At the three-way junction, head left toward Kerlédan, where a windmill built in 1768 stands among trees in the fields to the right. Follow the cycling route signs back toward Borderun, passing a Bronze Age tumulus rising from the heathland on the right.
181 meters of difference in height
  • Start altitude : 46 m
  • End altitude : 45 m
  • Maximum altitude : 49 m
  • Minimum altitude : 3 m
  • Total positive elevation : 181 m
  • Total negative elevation : -182 m
  • Max positive elevation : 32 m
  • Min positive elevation : -30 m