Maps Orient yourself. Thomas Edison Learn about the Thomas Edison Depot Museum in Port Huron. I-69, St. Clair County is home to one of Michigan's oldest settlements, Michigan's oldest lighthouse and Michigan's last operational lightship. The Blue Water Area's love of the water is apparent along the 33 miles of the St. Clair River scenic shoreline. Riverfront communities of Port Huron, St. Clair, Marysville, Marine City and Algonac offer a recreational water wonderland and are virtually a boating and fishing paradise.
Ship watching is the Blue Water Area's top, unique attraction for visitors and residents alike.
Large ocean-going freighters pass through the narrow channel where Lake Huron flows into the St. Clair River more than 29,000 times each year, carrying more tonnage than what passes through the Suez and Panama Canals combined. In addition, hundreds of brightly colored sailboats and sporty powerboats dot the waterways and horizon from May through October, adding to the picturesque beauty of the Blue Water Area. About Port Huron Port Huron originated as a fur trapping and trading site grew into a large lumbering town and eventually became a settled and progressive community. It is one of the oldest settlements in the State of Michigan, dating from 1686, when the French built Fort St. Joseph to guard against possible British incursions into the French fur trade. Today, Port Huron's twin spans of the Blue Water Bridges is one of the busiest international border crossings in North America with more than 5,150,000 vehicles traversing to and from Canada each year.