For big name racers preparing for a big upcoming race in either nascar or circuit series racing, there are several different tracks, in their home cities, for them to practice for an upcoming race. Depending on what the upcoming race and the track conditions are going to be like, will have an effect upon where racers and coaches are going to set up a practice run, and series of runs, in order to get prepared for a big race.
Depending on where a racer lives, there are several indoor and outdoor tracks, which mimic the race tracks of where the large national events are held. Therefore, when it comes time for a race, the racers are prepared for the track conditions, the turns and curves, tight corners, and just about any obstacle which a course will throw their way. Coaches and racers read and get to know the track where major races are held, in order for them to mimic the training conditions, and better prepare for a large race.
So, no matter where a racer lives, there are several places to practice, and depending on an upcoming race, many ways to alter a practice course to properly train for a big race.