To mark the 175th anniversary of the Federal Constitution, the Cantonal Parliament, the Cantonal Court, the City and the Bourgeoisie of Sion are opening the doors of their buildings and offering a variety of activities: guided tours, exhibitions, lectures and mock parliamentary debates.
 
The public is cordially invited to visit these symbolic sites of Valais democracy, and to take part in the official part of the event, which will take place from 12:00 in the courtyard of the Collège de la Planta, in the presence of the cantonal and communal authorities.