Since the construction of a railway taking tourists to the summit of the now-extinct volcano in the Auvergne, it was thought that the Puy de Dome’s time on the Tour was over. But 35 years after it hosted its last summit finish – won by the Dane Johnny Weltz – the climb will make its long-awaited return. Ad Over the years, the Puy de Dome (13.3km at 7.7%) has played host to some notable battles, not least in 1964 when Jacques Anquetil and Raymond Poulidor went head-to-head — or perhaps that should be shoulder-to-shoulder — or in 1975 when Eddy Merckx was infamously punched in the kidneys by a spectator.