Orange Line (Montreal Metro) Orange Line (Montreal Metro) The Orange Line (), is the longest and first-planned of the four subway lines of the Montreal Metro in Montreal, Quebec, Canada. It formed part of the initial network, and was extended from 1980 to 1986. On April 28, 2007, three new stations in Laval opened making it the second line to leave Montreal Island. The Orange Line measures in length and counts 31 stations. It is the longest subway line in Montreal and the second-longest in Canada after the Line 1 Yonge–University of the Toronto subway. Like the rest of the Metro network, it is
Mexico City Metro lines Mexico City Metro lines The Mexico City Metro is the largest and busiest heavy-rail rapid transit system in Mexico and second in North America, only behind the New York City Subway. , the system is composed of 12 lines denominated 1 through 9, 12, A and B, totalling of track length and 195 stations. Of all stations, 115 are underground (either in shallow box-tunnels or deep circular tunnels), 54 are at street-level and 26 are elevated. Line 1's Chapultepec - Zaragoza section was the first of the system to be opened, on September 4, 1969. The line was brought to