The Buffalo Bill Dam was the tallest concrete dam in the world when completed in 1920 and is a National Civil Engineering Landmark. The visitor center offers educational exhibits about the building of the dam and bringing water to the Bighorn Basin. RV parking is available and a shuttle service is provided to the center. Travel information, Cody event tickets, public restrooms, and breathtaking views are just a few of the reasons to visit the Buffalo Bill Dam & Visitor Center. Located 6 miles west of Cody on Hwy 14/16/20. May & Sept: Mon-Fri 8am-6pm, Sat-Sun 9am-5pm; June-Aug: Mon-Fri 8am-7pm, Sat-Sun 9am-5pm, Free Admisssion.