Mixedwood Plains is located in southern Ontario. This ecozone takes up not more than 10% of the province. It follows the St. Lawrence River and runs into 3 of the 5 Great lakes, Lake Ontario, Lake Erie and Lake Huron. The Mixedwood Plains is the smallest ecozone in Canada but home to 15, 631, 830 people. The major cities in the Mixedwood Plains is Quebec City, Montreal, Mississauga, Toronto, Hamilton, Ottawa, Windsor, London. The Mohawk National Park is located East of Hamilton. It is beside Lake Ontario.