Adam T. Bower Memorial Dam - Credit: Wikimedia Commons
The Adam T. Bower Memorial Dam (formerly known as the Sunbury Fabridam) is the world's longest inflatable dam. The dam is located just below the confluence of the Western and Main Branches of the Susquehanna River, in Upper Augusta Township, between the town of Shamokin Dam and the city of Sunbury, Pennsylvania. Read more on Wikipedia
Source: en.wikipedia.org