Shimla Railway Station Introduction: The narrow gauge railway line from Garga to Shimla began operations in 1903. It was initially built by a private company and was acquired by the state government in 1906 at a cost of 17, 107,748 rupees. The train has to pass through 102 tunnels, 988 bridges, and 917 turns on this 96-kilometer-long route. Although the speed is relatively slow, the scenery along the way is beautiful. In 2008, it was included in the "Indian Mountain Train" project in the United Nations World Cultural Heritage List.