Mackinac Bridge

is a suspension bridge spanning the Straits of Mackinac to connect the Upper and Lower Peninsulas of the U.S. state of Michigan. Opened in 1957, the 26,372-foot-long bridge is the world's 22nd-longest main span and the longest suspension bridge between anchorages in the Western Hemisphere
Info courtesy of wikipedia and you can read more here.
St. Ignace, Michigan
Photos taken: August 2009