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Routes
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France
Hauts-De-France
Abbeville
Cayeux-Sur-Mer

Blockhaus du Hourdel – Dunes loop from Cayeux-sur-Mer

Routes
Hiking trails & Routes
France
Hauts-De-France
Abbeville
Cayeux-Sur-Mer

Blockhaus du Hourdel – Dunes loop from Cayeux-sur-Mer

Moderate

4.5

(29)

199

hikers

Blockhaus du Hourdel – Dunes loop from Cayeux-sur-Mer

04:06

16.2km

20m

Hiking

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: May 1, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc naturel régional Baie de Somme Picardie Maritime

Waypoints

A

Start point

Parking

Get Directions

1

3.48 km

Phare du Hourdel

Highlight • Monument

2

5.59 km

Please note, this trail is only passable at low tide or at least 3 ½ hours before the tide is completely high. It leads to seal colonies.
Tide times and coefficients in Cayeux-sur-Mer: maree.info/11

Translated by Google •

Tip by

3

6.59 km

Entrance to the coastal path

Highlight • Other

Please note, this trail is only passable at low tide or at least 3 ½ hours before the tide is completely high. It leads to seal colonies.

Tide times and coefficients in Cayeux-sur-Mer: maree.info/11

Translated by Google •

Tip by

4

6.88 km

Pebble beach

Highlight • Other

5

7.23 km

Blockhaus du Hourdel

Highlight • Monument

At low tide you can see the seals on the sandbanks

Translated by Google •

Tip by

6

7.57 km

7

10.8 km

Beautiful natural domain

Highlight • Other

8

12.2 km

Dunes

Highlight • Other

Very beautiful dunes, even more colorful in spring

Translated by Google •

Tip by

B

16.2 km

End point

Parking

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Way Types & Surfaces

Way Types

5.77 km

5.76 km

1.86 km

1.74 km

1.12 km

Surfaces

5.15 km

4.08 km

2.49 km

1.98 km

1.40 km

1.16 km

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Elevation

Elevation

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

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Weather

Powered by Foreca

Thursday 9 July

32°C

18°C

0 %

Additional weather tips

Max wind speed: 21.0 km/h

to get more detailed weather forecasts along your route

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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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