To put a number on it, there are 30 kilometers of connecting areas, passageways and hubs beneath the downtown area. More than 500,000 people pass through the underground city every day, on their way to work, university or to scope out bargains at the over 1,700 boutiques and businesses.
The downtown region houses many corporate headquarters as well a large majority of the city's skyscrapers and condo towers.
Downtown Montreal is home to Place Ville-Marie, an office tower built in 1962, gives indoor access to over 1,600 shops, restaurants, offices, businesses, museums and universities, as well as metro stations, train stations, bus terminals, and tunnels extending all over downtown.
Montreal’s busiest shopping street is Sainte-Catherne Street, the area includes high end retail such as the Holt Renfrew and Ogilvy department stores as well as Eaton centre and Les Cours Mont-Royal shopping centre. Other major streets include Sherbrooke street, Peel, de la Montagne. Maisonneuve and Crescent.
Downtown Montreal is also home to the main campuses of McGill University, UQAM, Concordia University and John Molson School of business University
-Tour des canadies
To Montrealers, it goes by the name "the underground city" or simply "the underground". They're actually referring to the vast network of pedestrian walkways spread out below the city.
There is around 10 metro stations that covers the downtown area.