St Marys River

The twin urban social events of Sault Ste. Marie, Ontario, and Sault Ste. Marie, Michigan are associated over the St. Marys River by the Sault Ste. Marie International Bridge. The St. Marys River are just underneath the conductor's exit from Lake Superior and can be stayed away from by monster stack transports through the man-made Soo Locks and the Sault Ste. Marie Canal.

The American tributaries to the St. Mary River are the Gogomain River, the Munuscong River, the Little Munuscong River, the Charlotte River, and the Waiska River.Two of the Ontario tributaries of this channel are the Garden River and the Bar River.