Sciez on Lake Geneva offers several concrete ways to shape a stay: a protected bay with a harbor and adjacent beach, the Domaine de Guidou nature reserve, and attractions related to prehistory and geology. There are also hiking sections of the GRP® Littoral du Léman and a historic religious building. You can plan your trip around the lakeshore, nature and culture.

Natural areas and protected landscapes

The Domaine de Guidou is an 85.03-hectare nature reserve within the municipality of Sciez and is open to the public. Follow the reserve’s rules when visiting. It includes wooded areas, agricultural plots, wet and dry meadows, and reed beds. This means several different habitats coexist in one area, rather than the natural landscape being defined by just one type.

A distinctive geological formation can be found in the Bois du Vernay area: it contains fossil sand dunes, considered a formation that is almost unique in Europe. This feature adds a geological point of interest to the habitats found in the reserve.

The season also changes how the landscape appears. The shallow waters of Baie de Coudrée make it one of the most important wintering grounds for waterbirds on the French shore of Lake Geneva. If you visit the area during this period, follow the reserve’s rules and avoid disturbing the birds.

Harbor, beach and lakeshore

The Port de Sciez/Léman is located in a sheltered bay on Lake Geneva. Sciez beach is right next to the marina, so the harbor and beach are directly adjacent. The harbor has prepared boat-launching ramps, a mast crane and a lifting device for people with disabilities. This infrastructure is part of the harbor area.

The beach has a shaded area that is useful for families, as well as a children’s play area and a kiosk. As these facilities may change, check the latest information about the play area and kiosk before your trip. The harbor-and-beach complex is appreciated by both locals and tourists throughout the year.

Hiking sections in different directions

One section of the GRP® Littoral du Léman runs from Sciez via Excenevex, with its exceptional sandy beach, to Yvoire. Another section runs from Thonon-les-Bains to Sciez: it first reaches Château d’Allinges and then heads toward the Port de Sciez. These descriptions refer to two different sections and directions, not to a single circular route. If you plan to hike one of them, check local conditions before setting out.

Prehistory, geology and heritage

The Musée de Préhistoire et Géologie de Sciez-sur-Léman showcases fossils, prehistoric tools, extinct animals and archaeological discoveries spanning millions of years of history. An exhibition also explains the formation of the Alps and the landscapes of the Chablais using notable sites in the UNESCO Global Geopark Chablais. The museum thus focuses both on early forms of life and on the formation of the regional landscape.

For visitors aged four and over, the museum offers workshops, hands-on activities, exploration challenges and immersive experiences related to prehistory. The age guidance is useful when choosing an activity if you are traveling with younger children.

Another aspect of the region’s heritage is the Chapelle de Chavannex. It has been listed as a historic monument since 2022 and features 15th-century frescoes. The chapel is being restored, and access may be restricted. If you would like to include it in your plans, check access arrangements in advance.

Choosing the right base for your trip

When planning specific activities, it is worth taking the season, local conditions on the hiking sections and any access restrictions at the chapel into account.

Discover more destinations: Vers, Le Biot, Thorens-Glières, Mieussy, Armoy, Cran-Gévrier, Leschaux, La Forclaz.

View the broader travel guide: Haute-Savoie.