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Hauts-De-France
Abbeville

Cayeux-Sur-Mer

Attractions and Places To See around Cayeux-Sur-Mer - Top 20

Best attractions and places to see around Cayeux-Sur-Mer include a diverse range of natural landscapes and historic landmarks on the Picardy coast. The area is characterized by its extensive shingle beach, a long wooden boardwalk, and its location at the southern entrance to the Baie de Somme. Cayeux-sur-Mer offers opportunities for nature observation, walking, and cycling, reflecting its maritime character.

Best attractions and places to see around Cayeux-Sur-Mer

  • The most popular attractions is White Route of the Bay of Somme

Last updated: May 9, 2026

White Route of the Bay of Somme

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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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On the Seagull Route

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The Crotoy municipal marsh is often compared to a miniature version of the Camargue, offering a panorama rich in biodiversity. This natural space promises a total immersion experience for flora …

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Le Hourdel Lighthouse

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In 1943, a military base was installed by General Erwin Rommel, in charge of the defense of the Atlantic Wall on the Northwest. He transformed the beach into a vast …

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Port of Saint-Valery

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The port of St Valery sur Somme is a port located at the mouth of the Somme Canal and at the end of the Somme Bay. It is one of …

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Blockhaus du Hourdel

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In 1943, a military base was set up by General Erwin Rommel, responsible for the defense of the Atlantic Wall in the Northwest. He transformed the beach into a vast …

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Popular around Cayeux-Sur-Mer

Cycling around Cayeux-Sur-Mer

Hiking around Cayeux-Sur-Mer

Running Trails around Cayeux-Sur-Mer

Road Cycling Routes around Cayeux-Sur-Mer

MTB Trails around Cayeux-Sur-Mer

Gravel biking around Cayeux-Sur-Mer

Tips from the Community

Stefan Weber aus Littfeld
July 12, 2025, Le Hourdel Lighthouse

Hourdel Lighthouse is a lighthouse on the common Cayeux-sur-Mer, it is built on the south side of the Bay of Somme, at the end of the point of Hourdel.

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Walk along the canal, enjoy the view from the benches

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Phil
September 9, 2024, Le Hourdel Lighthouse

the magic of the Bay of Somme and the marriage with the sea. Just pay attention to the tide times but there is a path at the top and protects you

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Remains of the Atlantic Wall can be found everywhere on the French coast.

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A great place on the Bay of Somme. There are beautiful views in all directions.

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A lighthouse at the very tip of the country.

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Walk, look and enjoy all the beauty that the bay has to offer

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The Crotoy municipal marsh is often compared to a miniature version of the Camargue, offering a panorama rich in biodiversity. This natural space promises a total immersion experience for flora and fauna lovers. Don't forget your binoculars to better observe the various species that make their home there, such as storks, swans, ponies and Highland cows. It is also possible to hear or see the green tree frog, an amphibian characteristic of this region.

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Frequently Asked Questions

What natural features can I explore around Cayeux-sur-Mer?

Cayeux-sur-Mer offers a rich variety of natural landscapes. You can enjoy its extensive shingle beach and the famous boardwalk lined with colorful beach cabins. Don't miss the Ault Chalk Cliffs, a notable geological feature nearby. The Pointe du Hourdel is excellent for seal watching, and the Hâble d'Ault Marsh (Nature Reserve) is a haven for birdwatching and nature walks.

Are there good walking or cycling paths in the area?

Yes, the region is ideal for walking and cycling. A highlight is the White Route of the Bay of Somme, a 3 km car-free path through the dunes connecting Hourdel to La Mollière. You'll find many marked trails in the Hâble d'Ault Marsh, perfect for exploring on foot or by bike. For more detailed routes, you can explore the hiking trails and cycling routes around Cayeux-sur-Mer.

Where can I observe wildlife, especially seals and birds?

The best place to observe grey and harbor seals is at the Pointe du Hourdel, especially at low tide when they lounge on the sandbanks. For birdwatching, the Hâble d'Ault Marsh (Nature Reserve) is a must-visit, home to around 270 different bird species. The Fishing Port of Hourdel also offers great views of France's largest seal colony.

What historical landmarks or cultural sites are worth visiting?

Cayeux-sur-Mer has a rich maritime history reflected in its landmarks. You can visit the Benoît Champy Rescue Boat, a 19th-century lifeboat classified as a Historic Monument. The Le Hourdel Lighthouse is a significant landmark marking the entrance to the Baie de Somme. The Chapel of the Sailors also testifies to the town's deep maritime past. Additionally, the Petit Train de la Baie de Somme offers a scenic heritage railway experience.

Are there family-friendly attractions or activities in Cayeux-sur-Mer?

Absolutely! The long shingle beach and the boardwalk with its colorful beach cabins are great for families. The White Route of the Bay of Somme is a car-free path suitable for family walks and bike rides. The Petit Train de la Baie de Somme provides an enjoyable scenic journey for all ages. Many natural sites, like the Pointe du Hourdel for seal watching, are also popular with families.

What is the best time of year to visit Cayeux-sur-Mer for outdoor activities?

The warmer months, typically from late spring to early autumn (May to September), are ideal for outdoor activities in Cayeux-sur-Mer. During this period, the weather is most favorable for enjoying the beach, walking, cycling, and wildlife observation. Summer offers a lively atmosphere with various activities.

Can I find routes for mountain biking or road cycling near Cayeux-sur-Mer?

Yes, the area provides diverse cycling opportunities. You can find several mountain biking trails, such as the 'Lighthouse far away from the beach – Saint Valery sur Somme loop' or 'The Hâble d'Ault Route – Belvedere loop'. For road cycling, routes like 'Strada biancha Picarda – Le Hourdel Lighthouse loop' are available. Explore more options in the MTB Trails and Road Cycling Routes guides for Cayeux-sur-Mer.

What do visitors enjoy most about Cayeux-sur-Mer?

Visitors particularly appreciate the natural beauty and tranquil atmosphere. The long beach, the iconic boardwalk with its colorful cabins, and the opportunities for wildlife observation at Pointe du Hourdel are highly valued. The car-free paths like the White Route of the Bay of Somme are also popular for their scenic views and ease of access.

Are there any unique architectural features in Cayeux-sur-Mer?

Beyond the famous beach cabins, Cayeux-sur-Mer is known for its charming seaside cottages and 19th-century 'Belle Epoque' villas, which contribute to its nostalgic coastal ambiance. The old casino building, now a cultural space, is another example of this architectural heritage.

Is there a place to learn more about the local ecosystem and biodiversity?

Yes, the Maison de la Baie de Somme et de l'Oiseau (House of the Somme Bay and the Bird), located near Lanchères, is a visitor center and nature museum. It offers valuable insights into the rich ecosystem and biodiversity of the Baie de Somme, including its migratory birds and marine life.

Can I take a scenic train ride from Cayeux-sur-Mer?

Yes, Cayeux-sur-Mer is one of the stops for the Petit Train de la Baie de Somme, a heritage steam railway. This offers scenic journeys around the Baie de Somme to picturesque towns like Saint-Valery-sur-Somme and Le Crotoy, providing a unique way to see the region.

Most popular routes around Cayeux-Sur-Mer

Cycling around Cayeux-Sur-Mer

Most popular attractions around Cayeux-Sur-Mer

Natural Monuments

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Still not found the Highlight you’re looking for? See guides of the top attractions in other regions:

Parc Naturel Régional Baie De Somme Picardie MaritimeSaint-BlimontBrutellesVaudricourtNibasLanchèresPendéPonthoileFavièresBoismontWoignarueBoursevilleForest-MontiersMons-BoubertEstrébœufNoyelles-Sur-MerSaint-Valery-Sur-SommeLe CrotoyArrestRueSaint-Quentin-En-TourmontSaignevilleBeauchampsNouvionPort-Le-GrandSaint-Quentin-La-Motte-Croix-Au-BaillyPonts-Et-MaraisMénesliesFriaucourtMers-Les-BainsAultBouvaincourt-Sur-BresleOust-MarestAllenayBéthencourt-Sur-MerSailly-FlibeaucourtDargniesOchancourtTullyYzengremerQuendBernay-En-PonthieuQuesnoy-Le-MontantMareuil-CaubertFressennevilleWoincourtFranleuCocquerelFontaine-Sur-SommeFort-Mahon-PlageCahonFriville-EscarbotinLiercourtSaint-RiquierBray-Lès-MareuilÉrondelleEaucourt-Sur-SommeYaucourt-BussusPont-RemyBailleulNeufmoulinÉpagne-ÉpagnetteVauchelles-Les-QuesnoyFrancièresBuigny-L'AbbéBellancourtArryVercourtVillers-Sur-AuthieAilly-Le-Haut-ClocherMiannayYonvalMoyennevilleDrucatEmbrevilleGrand-LaviersLongVillers-Sous-AillyLongpré-Les-Corps-SaintsHallencourtBussus-BussuelCaoursBéhenHuchennevilleCrécy-En-PonthieuSorel-En-VimeuNampontCambronBrucampsLe TitreLimeuxMillencourt-En-PonthieuAcheux-En-VimeuOneuxAlleryBuigny-Saint-MaclouHuppyHautvillers-OuvilleMouflersLamotte-BuleuxRegnière-ÉcluseNeuilly-L'HôpitalTœuflesErgniesForest-L'AbbayeGamachesVronFrucourtCanchyGapennesErcourtDomvastAgenvillersValinesDomqueurTours-En-VimeuMachyChépyMachielMérélessartVironchauxGorenflosDoudelainvilleCiterneDompierre-Sur-AuthieMaison-RolandBuigny-Lès-GamachesLigescourtTilloy-FlorivilleBouttencourtBouillancourt-En-SéryPonches-EstruvalMaisnièresArgoulesDominoisVaux-MarquennevilleVismesLe TranslayAignevilleFeuquières-En-VimeuLe BoisleFramicourtBrailly-CornehotteFrettemeuleSaint-MaxentRamburesMartainnevilleFontaine-Sur-MayeMouflièresOisemontLignières-En-VimeuCannessièresNesletteGrébault-MesnilBiencourtRamburellesAumâtreEstrées-Lès-CrécyVilleroyNoyelles-En-ChausséeCerisy-BuleuxFroyellesFoucaucourt-Hors-NesleNesle-L'HôpitalSenarpontBermesnilYvrenchGueschartFontaine-Le-SecFresnes-TilloloyBoufflersCoulonvillersMaison-PonthieuYvrencheuxWiry-Au-MontFrettecuisseFresnoy-AndainvilleAndainvilleForceville-En-VimeuCramontNeuville-Au-BoisVergiesSaint-MaulvisWoirelContevilleHiermontDomléger-LongvillersMesnil-DomqueurNeuville-CoppegueuleNeuilly-Le-DienVitz-Sur-AuthieHeucourt-CroquoisonÉpaumesnilÉtréjustLe MazisSaint-Aubin-RivièreInval-Boiron

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