If you haven’t figured it out by now, I’m a doughnut-hound. In my travels throughout the United States, I’ve visited over 700 doughnut shops. Doughnuts are more than a mild obsession. As are classic cars. And from these, the proverbial “Doing Donuts” series was born. It features n-scale diecast model automobiles doing laps atop…well…donuts. Take a spin through, in every sense of the term.