Question: Saint Regis is a hamlet at the confluence of the St. Regis River and a seaway which legally includes what canal?
Sentence (from "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.
Relevant evidence: Yes