If you’re driving Route 66 and find yourself in Miami, Oklahoma, be sure to stop at Waylan’s Ku-Ku Burger. This iconic drive-in hamburger joint opened in 1965, and it wasn’t long before more restaurants sprang up across the Midwest. Today, only one restaurant remains. The current owner purchased the restaurant in 1973, and he continues to make sure that his customers can come by for a hamburger or a sweet treat. One cloudy day during spring break, Kristin and I decided to make a drive over to Miami to give it a shot. Joplin is only about a half hour away from Miami, but we’d never been.  Incidentally. we only live about two blocks off Route 66 in Joplin. It was time to check out some local history and taste some yummy treats. Initially, I was bummed that our Ku-Ku day was a tad dreary, but really, it made the…