What is the longest bridge in the United States?

The longest bridge in the United States is the Lake Pontchartrain Causeway, located in Louisiana. It spans 24.5 miles (39.2 kilometers) across Lake Pontchartrain, connecting the cities of Metairie (near New Orleans) to Mandeville. The causeway is a vital transportation link for the New Orleans metropolitan area, and it is known for its impressive length, making it one of the longest continuous bridges over water in the world. The bridge offers breathtaking views of the lake and surrounding areas.