Trans Canadian Railways is the longest railway line in the North-America. It is 7050 km. Important stations are Montreal, Ottawa, Winnipeg and Calgary. Characteristics: (i) It gained economic significance as it connected the Quebec-Montreal Industrial Region with the Wheat belt of the Prairie Region. (ii) It connects Coniferous forest region in the north, each of these regions became complementary to the other. (iii) A loop line from Winnipeg to Thunder Bay connects this rail line with one of the important waterways of the world. (iv) This line is the economic artery of Canada. Wheat and meat are the important exports on this route.