Extralac - 50th Anniversary of Lac du Der
Edition 2026 Nature Nautical Family

Extralac - 50th Anniversary of Lac du Der

Festive and nautical season for the 50th anniversary of Lac du Der

Giffaumont-Champaubert — Haute-Marne (52) Since 2024
Dates 23 May — 01 Nov 2026
Location Giffaumont-Champaubert (52)
Prices Free
Status —

About Extralac

Extralac is the festive season created to celebrate the fiftieth anniversary of Lac du Der-Chantecoq, the largest artificial lake in Europe. From May to November, nearly 200 artistic, sporting, and nautical events punctuate the life of the lake over seven themed weekends. On the program: sports challenges, open-air concerts, pyrotechnic shows, olympiads, open-air cinema, kayak trips, and nature activities. Supported by the Lac du Der Tourist Office, Extralac embodies the sporting and family vocation of this remarkable site.

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Extralac: An Extraordinary Season for the 50th Anniversary of Lac du Der

In 2024, Lac du Der-Chantecoq celebrates its 50th anniversary with Extralac, a season of festivities of unprecedented scale. From May to November, the largest artificial lake in Europe (4,800 hectares) becomes the stage for nearly 200 events combining shows, sports challenges, concerts, workshops, games, and open-air cinema. This ambitious celebration, supported by the Lac du Der en Champagne Tourist Office in partnership with the municipalities of Saint-Dizier and Vitry-le-François, as well as Seine Grands Lacs, aims to make this anniversary a national event.

Seven Themed Weekends Throughout the Seasons

Extralac is organized around seven major weekends spread from May to September, each with its own theme:

  • Inaugural Weekend (May): Festive launch at the port of Giffaumont with concerts, brass bands, pyrotechnic shows by the company Carabosse, giant kites by the company Porté par le Vent, sound and light fireworks, and the first Der Olympiads.
  • Art and Gentle Mobility (June): Cycling Festival with marked routes, acrobatic trial shows, kite-making workshops, tricycle-riding singers "Über Hits," and ephemeral recycling centers.
  • Pixel Art and Olympic Flame (late June): Dragon boat crossing, Color Run, multisport demonstrations on five animation sites around the lake.
  • Musical'Été (July): Musical weekend with headliner concerts (Keen'V, Slimane, 90s-2000s nostalgia night) as part of the 25th edition of Musical'Été.
  • Sport and Art (late July): Freestyle basketball with professional athletes, open-air bowling, "Hippodrome de Poche" circus show.
  • Open-Air Cinema (August): Screenings of environmental documentaries and adventure films on a giant screen by the lake.
  • Art and Memory (September): Tribute to the history of the lake and the submerged villages, immersive theater "Exoterritoires" by Cie Clair Obscur, exhibition, book fair, kayak excursions, and "Exit" circus show.

An Exceptional Nautical and Sporting Playground

Lac du Der offers a remarkable natural setting for nautical and outdoor activities. Throughout the Extralac season, visitors can try sailing, kayaking, paddleboarding, water scootering, dragon boating, and diving with free introductory sessions organized on the lake's beaches. On land, the Der Olympiads offer team challenges in numerous disciplines: climbing, orienteering, cycling, archery, target shooting, free throws, and table tennis.

A Family-Friendly and Accessible Event

Extralac is designed as a family-friendly and open-to-all event. The majority of activities, sports introductions, and shows are free. Children benefit from dedicated workshops, games, and shows suitable for all ages from 7 years old. The Giffaumont-Champaubert nautical station is accessible to people with reduced mobility.

Lac du Der: A Natural and Human Heritage

Built between 1966 and 1974 to regulate the Marne River's flow and protect Paris from floods, Lac du Der-Chantecoq required the disappearance of three villages (Chantecoq, Nuisement-aux-Bois, and Champaubert-aux-Bois). Fifty years after being filled, this reservoir lake has become a major center for biodiversity, welcoming tens of thousands of migrating common cranes each autumn. The documentary "Le Der, une histoire entre l'Homme et la nature" retraces this unique history and is screened as part of Extralac.

Extralac — edition 2026

Third Extralac season at Lac du Der. From May to November, the program includes new themed weekends focusing on water sports, nature, music, and lake heritage. Free activities for the whole family, concerts, pyrotechnic shows, olympiads, and water sports introductions by the largest artificial lake in Europe.

Prices Extralac 2026

Free access for most activities. Some activities require registration.

Practical information — Extralac

Practical Information

Location

The Extralac festivities primarily take place around the nautical station of Giffaumont-Champaubert, on the shores of Lac du Der-Chantecoq. Some activities are also held at the Parc du Jard in Saint-Dizier, in Vitry-le-François, and at other sites around the lake (beaches of Nuisement, Chantecoq, Champaubert peninsula).

Access

By car: From Paris (200 km), take the A26 then A4 motorway towards Saint-Dizier, exit Giffaumont-Champaubert. From Reims (130 km), take the A26 towards Troyes then D384 towards Lac du Der. From Troyes (100 km), take the N19 then D384. Free parking is available near the nautical station and the various activity sites.

By train: Nearest stations: Vitry-le-François (25 km, Paris-Est – Bar-le-Duc line) and Saint-Dizier (20 km). Inquire at the Tourist Office about shuttle services during event weekends.

Dates

The Extralac season runs from May to November, with seven main themed weekends between May and September. The detailed program and precise dates for each weekend can be found on the official website extralac.com.

Prices

The vast majority of activities, shows, concerts, and sports introductions are free and open access. Certain specific activities (diving taster sessions, kayak excursions) may require prior registration on the official website. Catering areas (food trucks, refreshment stands) are payable.

Accommodation

Lac du Der offers a varied range of accommodation: campsites, gîtes, bed and breakfasts, and hotels in Giffaumont-Champaubert, Éclaron, Montier-en-Der, and surrounding villages. During peak periods, advance booking is recommended.

Accessibility

The nautical station site is accessible to people with reduced mobility. The festival welcomes all audiences: families, children, athletes, seniors, and people with disabilities.

Catering

Catering areas are provided at the various activity sites with a varied selection of food trucks, local food stalls, and refreshment stands.

Contact

Office de Tourisme du Lac du Der en Champagne
Station nautique, 51290 Giffaumont-Champaubert

Phone: 03 26 72 62 80

Official Extralac website: extralac.com
Lac du Der website: www.lacduder.com

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Where does it take place — Extralac

Station nautique du Lac du Der

Station nautique, Chemin de la Cachotte, 51290 Giffaumont-Champaubert

Contact Extralac

Tel
+33 3 26 72 62 80

Extralac in brief

Nature Nautical Family Sport Outdoor Haute-Marne