Between 1806 and 1814, it was one of the 33 posts linking Lyon to Turin. Its optical mechanism, associated with a specific vocabulary, allowed the sending of confidential messages by displaying 92 different signals.
With its arrowed access, car and coach parking, it is also accessible to people with reduced mobility.
Guided tour for groups over 10 people upon request from May to September

- Historic site and monument
Chappe Telegraph of the Bear Plan

Built in 1806, the Telegraph Chappe du Plan de l'Ours is located close to the mills of Pralognan and the Vanoise National Park. In its forest setting, it is the first rehabilitated station in Savoie.
About
Prices
Free access.
Reception
Animals kept on a leash.
Opening
From 15/05 to 15/09, daily.
Services
- Pets welcome
Contacts
Access
A43 (Exit No. 30)
> Direction MODANE / LE FRENEY - D1006
> SAINT-ANDRE L'ORGERE, then signs "Télégraphe Chappe", access by car and bus 200 m from the site.

