Which US state consists of two separate peninsulas, separated by the Straits of Mackinac, a five-mile (8 km)-wide channel?
Straits of Mackinac Straits of Mackinac The Straits of Mackinac ( ) are a series of narrow waterways in the U.S. state of Michigan, between Michigan's Lower and Upper Peninsulas. The main strait flows under the Mackinac Bridge and connects two of the Great Lakes, Lake Michigan and Lake Huron. The main strait is wide and has a maximum depth of . Hydrologically, the two connected lakes can be considered one, which is called Lake Michigan–Huron. Historically, the region around the Straits was known by the native Odawa people as Michilimackinac. The Straits of Mackinac is "whipsawed by currents unlike anywhere else in
Straits of Mackinac the Great Lakes". Islands forming the edge of Straits of Mackinac include the two populated islands, Bois Blanc and Mackinac, and one that is uninhabited: Round island. The Straits of Mackinac is a major shipping lane, providing passage for raw materials and finished goods and connecting, for instance, the iron mines of Minnesota to the steel mills of Gary, Indiana. Before the railroads reached Chicago from the east, most immigrants arrived in the Midwest and Great Plains by ships on the Great Lakes. The straits is five miles (8 km) wide at its narrowest point, where it is spanned by