The busiest one of these in the world is in North Carolina. What is it? By Nancy Flagg | Aug 9, 2017 @ 8:10 AM August 8, 2017 Q: The busiest one of these is in North Carolina. What is it? A: Domino’s Pizza Related Content July Is The Most Popular Month To Do THIS. What Is... The most valuable one of these in the world is wor... A survey found that nearly 50% of people actually ... Over the course of your life, you will do THIS abo... Only 2% of people say THIS is their favorite thing... This weighs the same as 7 elephants. What is it?