Biodome de Montreal is one of Montreal's famous museums. It is next to the Olympic Stadium, which was converted from the original bicycle competition venue. The whole museum is divided into four natural ecological zones, tropical rain forest, polar regions, Canadian deciduous forest and St. Lawrence River. It displays the natural ecology of all of America from the tropical rain forest to the north and south poles. There are a large number of rare animals and plants for visitors to see and they are all very popular among tourists.