[Visite guidée] Sous les jupons des chevalements

A technical visit to the site to understand the extraction process, the role of headframes and shafts in mining. From the galleries to the transit of the coal via the riders, a visit to discover how the site works... Duration of the visit: 1h00 Exterior visit only, no access to the buildings. Online booking and payment (book button at the top right above the map) A minimum number of participants is required for the guided tour to take place - limited places.