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Blockhouse of Hourdel – Le Hourdel Marina loop from Le Hourdel

Routes

Bike touring routes & trails

Blockhouse of Hourdel – Le Hourdel Marina loop from Le Hourdel

Moderate

4.2

(6)

riders

Blockhouse of Hourdel – Le Hourdel Marina loop from Le Hourdel

02:22

31.9km

30m

Cycling

Moderate bike 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: June 21, 2026

Tips

Includes a segment in which cycling is not permitted

After 6.49 km for 214 m

Waypoints

Start point

Bus stop

Get Directions

743 m

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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Tip by

780 m

White route of the Bay of Somme

Highlight (Segment) • Cycleway

This trail runs along the coast, always staying close to the beach, with several access opportunities and a rich diversity of fauna (seals, birds...).

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4.55 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.

Tip by

6.58 km

Beach huts in Cayeux-sur-Mer

Highlight • Other

Next to the promenade of this climatic health resort is the "chemin des planches", one of the longest plank paths in Europe (2Km) with 409 wooden beach cabins along it.

Translated by Google •

Tip by

7.84 km

Beach

12.2 km

Hâble d'Ault 🌊🌿 Nature Reserve 🐎

Highlight • Other

Until the 18th century, the Hâble d'Ault was a bay that served as a refuge during heavy storms. As the bay was increasingly closed off from the sea by stones …

Translated by Google •

Tip by

29.0 km

Maison de la Baie de Somme

Highlight • Rest Area

The Maison de la Baie de Somme is a museum with indoor and outdoor spaces that will allow you to discover the riches of the region. Throughout the rooms you …

Translated by Google •

Tip by

31.0 km

Le Hourdel Marina

Highlight • Structure

The significant tidal differences let this branch of the slough fall dry half of each day

Tip by

31.6 km

Beach and tip of Hourdel

Highlight • Beach

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

Showing Translation

Tip by

31.9 km

End point

Bus stop

Way Types & Surfaces

Way Types

15.5 km

6.88 km

5.96 km

3.60 km

Surfaces

14.4 km

11.7 km

3.81 km

955 m

899 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Weather

Saturday 11 July

33°C

18°C

0 %

Additional weather tips

Max wind speed: 25.0 km/h

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Blockhouse of Hourdel – Le Hourdel Marina loop from Le Hourdel

Blockhouse of Hourdel

White route of the Bay of Somme

Brighton lighthouse at Cayeux-sur-Mer

Beach huts in Cayeux-sur-Mer

Hâble d'Ault 🌊🌿 Nature Reserve 🐎

Maison de la Baie de Somme

Le Hourdel Marina

Beach and tip of Hourdel

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