Forth Railway Bridge, Scotland-Dating to 1890, the first British bridge to be constructed of steel, and still the second-longest cantilever bridge in the world. Photo by: Brian Forbes  Photo 12 of 16 in World’s Most Impressive Bridges by Hal Amen

World’s Most Impressive Bridges

12 of 16

Forth Railway Bridge, Scotland-Dating to 1890, the first British bridge to be constructed of steel, and still the second-longest cantilever bridge in the world. Photo by: Brian Forbes