Best attractions and places to see around La Porte-Du-Der include France's largest artificial lake, Lac du Der-Chantecoq, which is a central feature of the region. This area in the Haute-Marne department offers a blend of natural landscapes and cultural heritage. Visitors can explore historic churches, a stud farm, and unique half-timbered architecture. The region provides opportunities for outdoor activities centered around the lake and its surroundings.
Last updated: June 24, 2026
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The medieval church of Saint-Laurent, a historic site, offers magnificent views of the lake, especially at sunset.
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Around the end of October, when the lake's water level is at its lowest, the foundations of the houses in Champaubert-aux-Bois are visible again. The village was demolished and flooded in 1974.
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This is the supply canal from the Marne to the lake, the canal is 12 kilometers long.
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The lake's water level is at its highest at the end of June, and at its lowest at the end of October - at that time, a large part of the lake is flooded, and the remains of the stumps of the former trees can still be seen.
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View of the lake and the only kind bird world
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Great place with almost everything your heart desires 👍
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Beautiful harbor with great views of the lake.
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This small marina is located in an idyllic setting. It is the common base for all aquatic activities on Lac du Der. Come and relax on the lawns that line the port, admire the sailboats that come and go, enjoy the sunset and experience a peaceful moment.
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The region is dominated by Lac du Der-Chantecoq, France's largest artificial lake, offering panoramic views and aquatic opportunities. You can also visit the Canal bridge, which provides expansive views of the canal entering the Der reservoir. When water levels are low, typically around late October, the foundations of the submerged village of Champaubert-aux-Bois become visible.
Yes, the area boasts several historical sites. The Saint-Laurent Church in Giffaumont-Champaubert is a medieval church with views of Lac du Der. In Montier-en-Der, you'll find the significant Abbatiale Saint-Pierre-et-Saint-Paul, an abbey church with origins tracing back to a Benedictine monastery. The region is also known for its charming half-timbered churches and houses, showcasing a unique heritage.
Families can enjoy a variety of activities. The Port of Giffaumont-Champaubert is a hub for aquatic activities on Lac du Der, with lawns for relaxation and sailboat watching. Other options include ACCRODER, a treetop adventure park, the Ferme pédagogique du Grand Der for learning about local agriculture, and Giffaumont Beach for relaxation by the lake.
For breathtaking vistas, head to the View of Lac du Der, which offers a unique perspective of the lake with a wooded peninsula. The Saint-Laurent Church also provides magnificent views, especially at sunset. Additionally, the Port of Giffaumont-Champaubert is an idyllic spot to admire the lake and its sailboats.
The area around La Porte-Du-Der is excellent for cycling. You can find numerous routes for road cycling, touring, and mountain biking. For example, there are moderate road cycling loops like the 'Canal bridge – Lake Der-Chantecoq loop from Ceffonds' and easy touring bicycle routes such as the 'Port of Giffaumont-Champaubert – Lake Der-Chantecoq loop from Giffaumont-Champaubert'. Explore more options on the Road Cycling Routes around La Porte-Du-Der and Cycling around La Porte-Du-Der guide pages.
Yes, mountain biking enthusiasts will find several trails. You can explore easy routes like the 'Lake Der-Chantecoq – Lake Der-Chantecoq loop from Giffaumont-Champaubert' or the 'Port of Giffaumont-Champaubert – Lake Der-Chantecoq loop from Sur l'Étang'. These routes offer a great way to experience the natural surroundings. For more details, check out the MTB Trails around La Porte-Du-Der guide.
Visitors frequently praise the tranquility and natural beauty of the area, especially around Lac du Der. They enjoy the well-maintained campsites like Champaubert Peninsula Campsite, often highlighting the lake views. The Port of Giffaumont-Champaubert is loved for its idyllic setting and as a base for aquatic activities, while the View of Lac du Der is appreciated for its unique panoramic perspective.
The region offers activities year-round, but late spring to early autumn (June to September) is ideal for most outdoor and aquatic activities on Lac du Der. For a unique sight, visit around late October when the lake's water level is at its lowest, revealing the foundations of the submerged village of Champaubert-aux-Bois. The area also hosts various events, such as horse races from June to September.
Beyond the main lake attractions, you can discover unique spots like the Haras (Stud Farm) in Montier-en-Der, located on the site of the old abbey, which houses approximately forty horses and offers interesting visits. Another local gem is the Brasserie artisanale du Der, a craft brewery where you can learn about the brewing process and sample various local beers.
Yes, there are several campsites available for visitors looking to stay close to nature. The Champaubert Peninsula Campsite is a popular choice, known for being quiet, well-maintained, and offering beautiful lake views. Other options include Yelloh Village Camping Yelloh! Champagne and Camping La Plage.
The Saint-Laurent Church in Giffaumont-Champaubert is a medieval church dedicated to Saint Lawrence, an early Christian martyr. Its location directly on Lac du Der makes it a poignant reminder of the flooded villages, as its foundations become visible when the lake's water level is at its lowest, typically around late October.
Lac du Der is a hub for aquatic activities, with the Port of Giffaumont-Champaubert serving as the main base. Visitors can enjoy sailing, swimming, and other water sports. The lake's vast expanse provides ample opportunities for relaxation by the water, observing sailboats, and enjoying the scenic surroundings.


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