The orange line is the most busiest line in Montreal and we should add MR-73 and MPM-10 or MR-63 Jeumont-Schneider
Could you provide more info. I don't know how long it is, what makes it special... There are lots of people here who don't know the route
the montreal metro has 4 lines the green orange blue and yellow the green line has 27 station . The orange line has 31 station the blue line has 12 station and yellow has 3 station. the montreal metro has founded in 1966 the green line is angrignon to honoré-beaugrand the orange line is cote-vertu to montmorency the blue line is saint-michel to Snowdown the yellow line is berri-uqam and plus it operate the second largest urban transit system in canada after toronto and the third largest rapid transit in north america after new-york the train model has MR-73 and MPM-10 and formely MR-63 until 2018