Each year, the two rooms on the ground floor host an exhibition around a particular theme related to natural history and the Grayloise region:
Birds, fish, shells, batracians, mammals, insects, plants and trees, orchids..., so many specimens that inhabit the Val de Saône and that you can discover at leisure in this exhibition and possibly during your future walks along the Saône, in meadows or forests. To know a little more about the ecological balances of our territory and to become aware of its fragile beauties.