Martigny–Châtelard Railway connects with Saint-Gervais–Vallorcine railway
The Martigny–Châtelard Railway, abbreviated MC, French Chemins de fer Martigny–Châtelard, is a  19 km (11.8 mi) 1,000 mm (3 ft 3+3⁄8 in) metre gauge rack railway in the canton of Valais, Switzerland.
The transport company "Chemin de fer de Martigny–Châtelard" merged in 2001, the resulting Transports de Martigny et Régions now markets this line and the connecting Saint-Gervais–Vallorcine railway as Mont-Blanc Express.Contact with the other networks
At Martigny it connects with the Lausanne–Brig line of the Swiss Federal Railways
At Le Châtelard (Finhaut) it connects with the Saint-Gervais–Vallorcine railway which in turn joins the standard gauge SNCF at Le Fayet station of Saint-Gervais-les-Bains. However the 3 km (1.86 mi) between Le Châtelard and Vallorcine is operated by the Chemin de Fer de Martigny au Châtelard.