Archaeology museum. On the ground floor, there is an exhibition of funerary stelae from the 1st to 3rd centuries and ex-votos. Gallic pottery and ceramics on the 1st floor. Temporary exhibitions (2nd and 3rd floors). Other events and temporary exhibitions include the Museum Night in May, the Archaeology Days in June and Art in the Street in September. Access to the summit for a panoramic view of the Vosges and the Jura, with an orientation table.