Protected under National Nature Reserve, managed by the Departmental Council of Alpes de Haute-Provence, and labeled UNESCO Geopark, Ammonites Slab Digne-les-Bains (SE France) exhibits 1,550 ammonites over a large open-air surface. Despite virtual absence special enhancement for visitors, this spectacular geosite high scientific heritage value has played an important role in years 1990–2000 eme...