The Montreal Botanical Garden is known as a large botanical garden in Montreal, Quebec, Canada. It is located located at 4101 Sherbrooke Street East, at the corner of Pie-IX and Sherbrooke Streets, in Maisonneuve Park, facing Montreal’s Olympic Stadium. The garden cover about 75 hectares of thematic gardens and greenhouses. The Montreal Botanical Garden is considered one of the most important botanical gardens in the world due to the extent of its collections and facilities. The garden was founded in 1931 and it was designated as a National Historic Site of Canada in 2008. The garden contain a greenhouse complex full of plants from around the world. The annual Butterflies Go Free exhibit from February to April. The snow covers the outdoor gardens from November until about April but greenhouse still open for the whole year. The best time to visit Montreal botanical garden is in summer because the plants are blooming and everything is magical.