sentences:  In Ohio, the highway runs up the western side through Dayton before crossing into Michigan north of Toledo.I-75 runs northeasterly along the Lake Erie shoreline and Detroit River into the city of Detroit before turning northwesterly and northward to the Mackinac Bridge where the freeway crosses the strait between Lakes Huron and Michigan.Farther north, I-75 approaches the Canadian border down river from Lake Superior, from its origins near the Atlantic Ocean.