Francis Scott Key Bridge, Baltimore

The Francis Scott Key Bridge, also known originally as the Outer Harbor Crossing or simply as the Key Bridge or Beltway Bridge, is a steel arch-shaped continuous through truss bridge spanning the lower Patapsco River and outer Baltimore Harbor / Port in Baltimore, Maryland, United States. The main span of 1,200 feet is the third longest span of any continuous truss in the world. It is also the longest bridge in the Baltimore metropolitan area. ()