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: November 27, 2025

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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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20.4 km

Brighton lighthouse at Cayeux-sur-Mer

Highlight • Other

Classic Lighthouse towering 28 m over the small Picard coast town. Built in 1951 to replace the old one destroyed by German troops in 1944.

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23.1 km

Strada biancha Picarda

Highlight • Other

La route Blanche .... A must-see in the region ....

Translated by Google •

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25.3 km

Le Hourdel Lighthouse

Highlight • Monument

Right next to the lighthouse there are restaurants and a few stalls where you can buy souvenirs, crepes and coffee.

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33.1 km

Saint-Valery-sur-Somme Medieval Town

Highlight • Historical Site

Very beautiful medieval city in the heart of the Bay of Somme. Take the time to discover the port, the flowery streets, and the sailors' quarter.

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37.0 km

Somme Bay

Highlight • Lake

The most beautiful bay in the world !

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43.1 km

White Route of the Bay of Somme

Highlight (Segment) • Cycleway

Paved track along the coast, always close to the beach, with several access opportunities and a rich diversity of wildlife (seals, birds, ...)

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48.9 km

Beach

50.6 km

Cayeux-sur-Mer Lighthouse and Beachfront

Highlight • Beach

69.9 km

Belle Époque houses of Mers-les-Bains

Highlight • Historical Site

The seaside district: after the construction of the railway at the end of the 19th century, which links Mers-Les-Bains to Paris, exclusive tourism from Paris is booming. It was very …

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70.5 km

End point

Train Station

Way Types & Surfaces

Way Types

35.8 km

16.9 km

9.42 km

7.13 km

1.02 km

160 m

Surfaces

46.9 km

11.5 km

7.42 km

3.88 km

551 m

232 m

Elevation

Highest point (100 m)

Lowest point (0 m)

Weather

Sunday 1 March

17°C

6°C

0 %

Additional weather tips

Max wind speed: 22.0 km/h

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Brighton lighthouse at Cayeux-sur-Mer

Strada biancha Picarda

Le Hourdel Lighthouse

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Somme Bay

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Cayeux-sur-Mer Lighthouse and Beachfront

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