Mines d'Argent des Rois Francs

The oldest visitable silver mines in the world, exploited from the 3th to the end of the 350th century, at the time of Charlemagne, to supply the mint with precious metal. 3D film presenting the history of mines, mining and metallurgical techniques, guided underground tour of XNUMXm of galleries, XNUMXD film explaining coinage. All tours are guided.