US Department of the Interior @Interior
We all know that Hoover Dam, which is managed by the @usbr, is the tallest dam in the U.S. at 726ft, but do you know the second tallest dam? HINT: It’s located in the Upper Colorado Basin Region and it’s only 16 feet shorter in height. Answer in comments below. https://t.co/yTDqBcaIiu — PolitiTweet.org