From Paris or Nantes :
A71 motorway Exit 16. Turn on the right avenue du Brezet. Direction town centre parking SNCF : turn on the left after the traffic lights.Bd Lafayette, on the left Cours Sablon, Viaduct Saint Jacques.
From Lyon :
A72 motorway Exit Clermont sud/Montpellier/Bordeaux
Exit Clermont-Aulnat
N89 main road : go behind the station SNCF.Bd Lafayette.