Nicknamed "Big Mac," the Mackinac Bridge is one of the longest suspension bridges in the world. It connects Michigan's Upper and Lower Peninsulas, spanning the Straits of Mackinac. Completed in ...

Aesthetic, light, and strong, suspension bridges can span distances from 2,000 ... with a span of 4,624 feet, had the longest center span until 1998. That year, the Japanese unveiled the $7.6 ...