Montreal Underground City

Montreal’s Underground City, also known as RÉSO, is a sprawling subterranean network that spans a significant portion of Downtown Montreal. This vast indoor complex interlinks a variety of urban amenities, including malls, hotels, cinemas, theaters, offices, museums, banks, universities, and metro stations. Originally designed to provide a comfortable and sheltered environment, it serves as a vital refuge during the city’s harsh winter months. Today, visitors can explore this interconnected labyrinth, enjoying a seamless and climate-controlled experience that offers access to a wide array of services and attractions.