Montreal Metro Montreal Metro The Montreal Metro () is a rubber-tired, underground rapid transit system serving the city of Montreal, Quebec, Canada. The Metro, operated by the Société de transport de Montréal (STM), was inaugurated on October 14, 1966, during the tenure of Mayor Jean Drapeau. It has expanded since the 1960s from 26 stations on three separate lines to 68 stations on four lines totalling in length, serving the north, east and centre of the Island of Montreal with connections to Longueuil, via the Yellow Line, and Laval, via the Orange Line. The Montreal Metro is Canada's busiest rapid transit system,
Prague Metro from the central dispatching, near I.P. Pavlova station. The Prague Metro has three lines, each represented by its own colour on the maps and signs: Line A (green, 17 stations, 17 km), Line B (yellow, 24 stations, 26 km) and Line C (red, 20 stations, 22 km). There are 61 stations in total (three of which are transfer stations) connected by nearly 66 kilometres of mostly underground railways. The metro service operates from 4-5 am until midnight, with about 110 to 200-second intervals between trains and 4-10 minutes off the rush hours. Nearly 600 million passengers use the Prague Metro