The legendary boxer is remembered in his hometown of Louisville, Kentucky, through this museum that honors his accomplishments and activism.
This island park in Parkersburg, West Virginia, showcases its ties to American history through a re-created mansion and museum.
This educational center in Paducah, Kentucky, shares stories of America’s inland waterways by way of engaging, hands-on exhibits.
Formerly a grand country estate, this park in Wheaton, Illinois, offers beautifully manicured gardens and plenty of recreational opportunities.