Harry S. Truman Dam Visitor Center is 1.5 mi. n. on US 65 to the Truman Dam exit, then 1.25 mi. w. following signs to Kaysinger Bluff, overlooking the dam. A 9-minute audiovisual presentation explains how the Osage River was affected by dam construction. A photography exhibit documents the area's history, and there's also a mastodon display and a viewing area with telescopes. Visitors can watch a movie about the dam project. A nature trail is on the grounds.