
Saint-Gervais-les-Bains/France
Thermes de Saint-Gervais Mont-Blanc
Alpine thermal baths in a wooded gorge below Mont Blanc, fed by a 39 °C spring.
Wikimedia Commons
- Source temperature
- 39°C
- Bathing temperature
- 34°C
- Bathing
- Indoor / Outdoor
- Established
- 1807
- Accommodation
- Hotel on site
Les Thermes de Saint-Gervais Mont-Blanc lie in the Bonnant gorge at Le Fayet, where a sulphated calcium spring emerges at about 39 °C. The bathhouse and its park sit directly beneath the Mont Blanc massif.
Balnevia view
Why visit
Few thermal baths have this setting: outdoor pools in a narrow alpine gorge, with a dedicated dermatological tradition and mountain walks starting at the gate.
Recommendations
Hotels nearby
Explore places to stay near Thermes de Saint-Gervais Mont-Blanc.
The water
Thermal water
- Source
- Source du Val Montjoie
- Mineralisation
- Sulphated calcium water with trace elements
- Character
- Alpine thermal water long used for dermatological and respiratory treatment.
History
The spring was documented in 1806 and the first baths opened the following year, drawing 19th-century visitors to the valley; the spa has since specialised in skin and respiratory care.
Practical information
The site combines a medical thermal centre with a public spa area; swimming caps and advance booking are usual. The park is open to bathers.
Getting there
Saint-Gervais-les-Bains-Le Fayet station is on the Saint-Gervais line from Annecy and the Mont-Blanc Express; the baths are a signposted walk from the station.
Location
Related places
More thermal baths in France

Aix-les-Bains/France
Thermes de Aix-les-Bains
A Savoyard spa town on Lac du Bourget whose sulphurous springs were exploited by the Romans.

Aix-en-Provence/France
Thermes Sextius
A modern thermal spa built over the Roman springs that gave Aix-en-Provence its name.
Bathing temperature 34°C

Cauterets/France
Les Bains du Rocher
A contemporary bathhouse in a Pyrenean valley whose sulphurous springs drew nineteenth-century Europe.
Bathing temperature 34°C