Calgary (approx. 1 mill. inh.) - in the province of Alberta

Light rail system "C-Train":

45 km with 37 stops, no underground stations, on-street through downtown, several short tunnels

2 lines:
201 Dalhousie - Somerset/Bridlewood
202 10 St. SW - McKnight-Westwinds

25-05-1981 - Anderson - 8 St SW (201) (12.9 km)
27-04-1985 - 10 St SW - Whitehorn (202) (9.8 km of new route length)
17-09-1987 - 8 St SW - University (201) (5.6 km)
31-08-1990 - University - Brentwood (201) (1.0 km)
09-10-2001 - Anderson - Fish Creek-Lacombe (201) (3.4 km)
15-12-2003 - Brentwood - Dalhousie (201) (3.0 km)
28-06-2004 - Fish Creek-Lacombe - Somerset-Bridlewood (201) (3.0 km)
17-12-2007 - Whitehorn - McKnight-Westwinds (202) (2.7 km)

Calgary Transit (Official Website)