From The Blueways of St. Clair
A paddle along the international border between the U.S. and Canada. The shoreline is developed, but the water is clean and blue!
Put in at any park or road right-of-way (ROW) on Lake Huron, and float to Marysville, St. Clair or Marine City. There could be personal watercraft or freighter traffic along the way.
Level - Intermediate
Length - Self-determined