The Blonay–Chamby Museum Railway is a short 3-kilometre-long (1.9 mi) steep but adhesion worked metre gauge heritage railway operated as part of the Blonay–Chamby Railway Museum using vintage steam and electric locomotives and rolling stock. It uses the Blonay–Chamby railway line, originally built by the Chemins de fer électriques Veveysans. It is rail-connected at both ends, at its upper terminus, at Chamby Station on the Montreux–Lenk im Simmental line and at the lower end at Blonay station on the Vevey–Les Pléiades railway line operated by Transports Montreux–Vevey–Riviera.

The Montreux–Lenk im Simmental line is a metre-gauge electric railway line in Switzerland run by the Montreux Oberland Bernois Railway (MOB) and links Montreux on Lake Geneva by way of Les Avants, Montbovon, Rossinière, Château-d'Œx, Rougemont, Saanen, Gstaad and Zweisimmen with Lenk im Simmental. It leads through the cantons of Vaud, Fribourg and Bern. Running along the section between Montreux and Zweisimmen is the GoldenPass Line. The Montreux–Lenk line is one of the oldest electric railways in the country. Its main line, 75.1 km (46.7 mi) in length, is built to the 1,000 mm gauge. At Zweisimmen, passengers may transfer to the Spiez–Erlenbach–Zweisimmen line, a standard gauge line owned by BLS AG. A 12.9 km (8.0 mi) branch line also connects Zweisimmen to Lenk.