The series « Balades géologiques » invites you to discover a cultural heritage marked by the amazing link between local human history and the geological past.

Each leaflet tells the story of a city, through an itinerary, and describes the stones ; their origins ; and their use for buildings, monuments, and streets.

The step-by-step itinerary is full of historical anecdotes and geological details that are abundantly illustrated with maps, photographs, and thematic developments, creating a truly unique visit. Let's discover the city in a new light !