Saint Regis is a hamlet at the confluence of the St. Regis River and a seaway which legally includes what canal?
Saint Regis, New York: Saint Regis is a hamlet in the St. Regis Mohawk Reservation in Franklin County, New York, United States. Saint Regis, New York:  It lies on the NY 37 highway near the Canada–United States border, at the confluence of the St. Regis River with the Saint Lawrence Seaway. Saint Lawrence Seaway: The Saint Lawrence Seaway (French: "la Voie Maritime du Saint-Laurent" ) is a system of locks, canals and channels in Canada and the United States that permit ocean-going vessels to travel from the Atlantic Ocean to the Great Lakes of North America, as far inland as the western end of Lake Superior. Saint Lawrence Seaway:  Legally, the Seaway extends from Montreal, Quebec, to Lake Erie and includes the Welland Canal.
Welland Canal