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Blockhouse of Hourdel – Cape Hornu loop from Cayeux-sur-Mer-Brighton-Plage

Routes

Running trails & routes

Blockhouse of Hourdel – Cape Hornu loop from Cayeux-sur-Mer-Brighton-Plage

Hard

199

runners

Blockhouse of Hourdel – Cape Hornu loop from Cayeux-sur-Mer-Brighton-Plage

03:43

33.0km

90m

Running

Hard run. Very 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 21, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Parc naturel régional Baie de Somme Picardie Maritime

Parc naturel marin des Estuaires picards et de la mer d'Opale

Waypoints

Start point

Train Station

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6.17 km

Blockhouse of Hourdel

Highlight • Structure

The bunker's slanted position in the water impressively shows how the coastline has developed over the decades. Only at low tide can you still reach the bunker with dry feet. …

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6.19 km

La pointe du Hourdel, its seals and Blockauss

Highlight • Other

Atypical in Normandy, At low tide a large colony of seals are located on the sandbanks opposite the Blockauss

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6.22 km

Bunker

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7.38 km

Beach and tip of Hourdel

Highlight • Beach

The pebble beach sometimes hosts seals and offers views of the lighthouse and the marshes.

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7.78 km

View of the Somme Estuary and the port of Le Hourdel

Highlight • Viewpoint

At the entrance to the village, there is a splendid view over the Somme estuary and the small port of Hourdel.

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14.2 km

Cape Hornu

Highlight • Beach

Cap Hornu is a cape located near Saint-Valery-sur-Somme, on the south bank of the Bay of Somme.
The name Cap Hornu comes from the Picard word “hornu”, which means “horned” …

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