Prairie County, US
The Powder River Bridge is a bridge spanning the Powder River just above its confluence with the Yellowstone River in Prairie County, Montana. It was added to the National Register of Historic Places on January 4, 2010. It is a steel truss style bridge built in 1946. The bridge is 633 feet in length
consisting of a 203-foot main truss span and two 163-foot truss spans.
Listen to the audio guide for Powder River Bridge Free on WIP — starts by itself when you arrive, even with the screen off