Happy Birthday to Michigan's Mighty Mac Bridge
Discover how one giant bridge connected two parts of a state separated by water.
On November 1, 1957, a giant bridge opened in Michigan to connect two huge pieces of land. Before the bridge was built, people had to take boats called ferries to cross the water between Michigan's Upper and Lower Peninsulas. In the winter, thick ice could trap the boats and make traveling super tricky.
The new bridge got a fun nickname: the Mighty Mac. An engineer named David B. Steinman designed it to handle strong winds and freezing weather. It stretches nearly five miles long from shore to shore. That makes it one of the longest suspension bridges in the entire world!
Today, thousands of vehicles drive across the Mighty Mac every day. On Labor Day, the bridge even closes to cars so thousands of people can walk across it together. It's a great example of how big ideas and clever engineering can help connect communities.