Best natural monuments around Serques are primarily defined by the expansive Le Marais de Serques, a significant marshland within the larger Parc Naturel Régional des Caps et Marais d'Opale. This area features an intricate network of waterways, including small canals and rivers like the Muissens and Grand Large, supporting a unique ecosystem. The landscape is characterized by rich biodiversity, offering opportunities to observe diverse flora and fauna. This preserved natural environment provides a tranquil setting for exploration.
Last updated: July 3, 2026
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Nice, here you can compare the photo with the current situation. 13th century: stone sculptor; 1600: moving with the pole (flat bottom/punter) 1700: dredging with a dredging net 1850: drainage mill 1900: fishing with bundle of branches 1920: harrowing and rolling
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The Réservé Naturelle Nationale des Étangs du Romelaëre is a beautiful nature reserve located in Clairmarais, Saint-Omer and Nieurlet. This reserve, which covers approximately 108 hectares, is a remnant of an old peat cutting from the 19th century. The area consists of ponds, canals, bridges and chain pits, and offers a rich diversity of flora and fauna.
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Magnificent lake in the middle of the forest, ideal for starting a walk around the lake or a hike through the forest
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Nice descent a bit technical For novices but possible at low speed
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The region around Serques is known for its diverse natural monuments, primarily centered around the expansive Le Marais de Serques. Among the most appreciated by the komoot community are the Romelaëre Nature Reserve Circuit, which features ponds, canals, and rich biodiversity, and Harchelle Lake, a tranquil lake nestled within a forest.
Yes, several natural monuments in the Serques area are suitable for families. The Romelaëre Nature Reserve Circuit and Harchelle Lake are both great options for family outings. Additionally, the Saint-Omer Public Garden offers a beautiful park setting with diverse landscape styles, perfect for a leisurely family stroll.
Le Marais de Serques is characterized by an intricate network of small canals, known as 'watergangs,' and is traversed by the rivers Muissens and Grand Large. This unique landscape supports rich biodiversity, allowing visitors to observe diverse flora and fauna, especially aquatic wildlife and various bird species. The area is also notable for its traditional livestock farming and isolated houses accessible only by boat.
Yes, the region offers natural monuments with historical significance. The Bomb Crater in Parc Naturel Régional des Caps et Marais d'Opale is a relic from the Second World War, offering a varied tour through the forest. Another interesting site is 14 centuries of hard work, which showcases the historical evolution of activities within the marshland.
Beyond exploring the natural monuments themselves, the area around Serques offers various outdoor activities. You can find numerous routes for cycling, gravel biking, and road cycling. For example, you can explore routes like the 'Greenway along the Aa – Lansberghe Path loop' for gravel biking or 'Along the River Aa – Rue du Fort Vesques loop' for cycling. You can find more details on these activities in the Gravel biking around Serques and Cycling around Serques guides.
Yes, the region caters to various hiking abilities. The Sentier du Lansbergue, for instance, is a gentle 6 km trail from Serques to Tilques, designed to be accessible for strollers and wheelchairs, making it ideal for easy family outings. Other trails, like those around the Bomb Crater, offer varied forest walks that can be a bit muddy but are generally pleasant.
The natural monuments around Serques, particularly Le Marais de Serques, are beautiful year-round. Spring and summer offer lush greenery and abundant wildlife, ideal for nature observation and outdoor activities like carriage or horseback rides. Autumn brings vibrant colors to the marsh, while winter offers a serene, tranquil landscape, suitable for quiet walks.
Yes, the Sentier du Lansbergue is specifically designed to be accessible for strollers and wheelchairs. This gentle 6 km path allows everyone to enjoy the pleasant and bucolic waterside views of the Serques marsh, making it an excellent choice for inclusive family outings.
Le Marais de Serques is a Zone Naturelle d'Intérêt Écologique, Faunistique et Floristique (ZNIEFF) of type 1, indicating its significant ecological importance. Visitors can expect to see a rich diversity of aquatic wildlife and various bird species due to the numerous ponds and intricate network of waterways. The marsh also features diverse flora along its trails.
Beyond its natural beauty, Le Marais de Serques holds unique cultural significance. It is known for its traditional way of life, including isolated houses accessible only by boat and the unique service of France's last postman delivering mail by boat. The marsh also serves as a hub for local events, such as medieval festivals, concerts, art exhibitions, and a meeting point for local gastronomy.
While specific parking details for every natural monument are not always available, popular starting points for trails like the Sentier du Lansbergue in Serques or access points to the Audomarois marshes generally have designated parking areas. It's advisable to check local signage or visitor information centers upon arrival for the most accurate parking guidance.


Extend your search for the best caves by checking out these guides of the top ones around Serques: