A pontoon bridge constructed by U.S. troops spans the Tennessee River in Decatur, Morgan County, in this photo from 1864. Decatur was a strategic location during the Civil War because of its importance in shipping and transportation in the region.
U.S. Army Pontoon Bridge, 1864
![](https://bunny-wp-pullzone-5vqgtgkbhi.b-cdn.net/wp-content/uploads/2023/04/Union-Pontoon-Bridge-Decatur-1864.jpg)
Photo courtesy of the A. S. Williams III Americana Collection, University of Alabama Libraries
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