The Elvis Is Alive Museum in Wright City, Missouri. The Velvet Museum (“Velveteria”) in Portland, Oregon. A 13-foot Styrofoam scale model of Stonehenge. The Largest Ball of Twine in Cawker City, Kansas . . . or is it in Darwin, Minnesota? Roadside attractions are the staples of the American road trip. Many are slowly disappearing from our highways and byways. Are they culture or kitsch? Are their creators artists or innovators? Listeners are invited along for the ride to decide for themselves.