River that forms the Michigan-Ontario border (2,5)
I believe the answer is:
st marys
(Another definition for st marys that I've seen is " One of the Scilly Isles".)
I've seen this clue in the LA Times.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free.
Check out my app
or
learn more
about the Crossword Genius project.