The Montreal Metro is an underground rapid transit system serving the city of Montreal, Canada. The inauguration was in October 1966. Four lines and 68 stations serve the center, north, and east of the Island of Montreal.
Train frequency varies from 2 to 10 minutes during weekday peak and non-peak hours, and on weekends train frequency is from 5 to 12 minutes. Several different fare cards are available for purchase at the stations.