While food trucks were once reserved for pre-packaged frozen novelties and questionable street meat, they’ve significantly expanded their culinary horizons. Now you can find trucks dedicated to healthy, local, organic fare, trucks devoted to breakfast or dessert, and trucks with food inspired by far away places, like Vietnam, China, Israel, Thailand, Korea, France, and more. With more than 4,000 registered food trucks in the U.S., they’re not an oddity anymore. Read on to learn more about food trucks, which cities have the most of them, and which trucks are most popular from coast to coast.