There are bodies of water in Ontario.
These are the Rainy River , the Pigeon River , Lake Superior , the St. Marys River , Lake Huron , the St. Clair River , Lake St. Clair , the Detroit River , Lake Erie , the Niagara River , Lake Ontario and along the St. Lawrence River from Kingston , Ontario , to the Quebec boundary just east of Cornwall , Ontario.
The Detroit River flows for 24 nmi from Lake St. Clair to Lake Erie as a strait in the Great Lakes system and forms part of the border between Canada and the United States.
Lake Superior -LRB- Lac Supérieur -RRB- is the largest of the Great Lakes of North America.
The Niagara River -LRB- -LSB- naɪˈæɡrə -RSB- -RRB- is a river that flows north from Lake Erie to Lake Ontario.
