McLean houses the fascinating Devil's Rope Museum, dedicated to the history of barbed wire and its impact on the American West. This unique museum showcases hundreds of barbed wire varieties, ranching equipment, and Route 66 memorabilia. The museum occupies a restored 1930s bra factory and includes extensive Route 66 exhibits. McLean's historic downtown features vintage buildings and the Phillips 66 Station, making it an essential stop for understanding both ranching heritage and Route 66 history.