When complete, it will outstrip the record-holder for largest underground city, Montreal. The Canadian metropolis only has 32km of tunnels that cover 12 square km. Meanwhile the underground city ...

Warm summer temperatures make exploring on foot enjoyable, while the heated Underground City makes walking downtown more pleasant during the winter. If you are drawn to the temperate summer months ...

Visited by over a quarter of a million people every day, Montreal’s Underground City, also known as RÉSO, is found below the busy streets of Downtown Montreal, and contains restaurants, bars, hotels, ...

Even if you're visiting during the winter, don't rule out walking; the Underground City makes getting around downtown both simple and warm. The city operates an extensive public transportation ...