Ontario (Canada) is 13 times larger than Maine (USA).
Ontario is one of the ten provinces of Canada, located in east-central Canada. It is Canada's most populous province by a large margin, accounting for nearly 40% of all Canadians, and is the second largest province in total area. Wikipedia
Maine is a state in the New England region of the northeastern United States, bordered by the Atlantic Ocean to the east and south; New Hampshire to the west; and the Canadian provinces of Quebec to the northwest and New Brunswick to the northeast. Wikipedia