Sault Ste. Marie, Michigan Mary". The Saint Mary's River runs from Lake Superior to Lake Huron; between what are now the twin border cities, located on either side. No hyphens are used in the English spelling, which is otherwise identical to the French, but the pronunciations differ. Anglophones say and Francophones say . In French, the name can be written "Sault-Sainte-Marie". On both sides of the border, the towns and the general vicinity are called The Sault (usually pronounced ) or The Soo. The two cities are joined by the International Bridge, which connects Interstate 75 (I-75) in Sault Ste. Marie, Michigan, and Huron
Sault Ste. Marie Airport not affiliated with a municipality, since the city of Sault Ste. Marie declined to assume control. In 2002, the SSMADC opened "Runway Park", an entertainment and recreation area, on unused airport property to help generate revenue to support the airport's operation. The Sault Ste. Marie airport has equipment to support instrument approaches for all-weather operation, and a Nav Canada control tower. Air Canada Express operated by Jazz Air flies to Toronto Pearson International Airport six times daily using Bombardier Dash 8-100 aircraft. Porter Airlines operates four daily roundtrip flights to Toronto Billy Bishop airport during weekdays and two daily flights