 The light rail transit (LRT) system, known as the C-Train, consists of of track connecting 45 stations and was one of the first such systems in North America.Until very recently, Calgary and Edmonton were the only two North American cities with populations under one million to operate rapid mass transit systems.The Saddletowne-69 St. (Route 202) line serves the city's West, downtown and Northeast areas, while the Tuscany-Somerset–Bridlewood (Route 201) line runs between the Northwest and South Calgary via the 7th Avenue South transit-only corridor.