Motor racing is a form of motorsport that involves the racing of cars or motorcycles on a closed circuit track. Autocross is a type of motor racing that involves driving a car around a course marked by traffic cones. It is usually held on a flat, paved surface such as a parking lot or airstrip and is designed to test the driver's skill and car handling abilities. Autocross events are often organized by local car clubs and are open to anyone with a valid driver's license.