The Meiringen–Innertkirchen railway (German: Meiringen–Innertkirchen Bahn MIB) is a metre gauge railway in the Swiss canton of Bern. It covers a distance of 5 kilometres (3.1 mi) between Innertkirchen and Meiringen where it connects with the Brünig line that links Interlaken and Lucerne.Originally built to support the development of the local hydroelectricity industry the line now serves a local transport role as well as transporting tourists to the scenic Aar Gorge.