Sault Ste. Marie Canals

or Sault Sainte Marie Canals, Soo Canals

plural noun

two ship canals, one in Canada and the other in Michigan, N and S of Sault Ste. Marie rapids and connecting Lakes Superior and Huron. 1½ miles (2.4 km) long.

British Dictionary definitions for soo canals

Soo Canals
/ (suː) /

pl n

the Soo Canals the two ship canals linking Lakes Superior and Huron. There is a canal on the Canadian and on the US side of the rapids of the St Mary's River See also Sault Sainte Marie