Gran Turismo is a driving simulation video game created by Polyphony Digital for Sony PlayStation console. The game was first sold in 1997. There are seven main games of "Gran Turismo" series and by late 2008 over 50 million "Gran Turismo" games have been sold by Sony. Each of the games simulate many different types of car including small, big, racing, old, new, Formula one and concept cars such as the Nike 2022. The cars look very realistic. Gran Turismo games were one of the first video games to include music from famous artists. Sony also released three Gran Turismo Concept versions. The game play is races similar to all real-life car racing including racing driver tests and everything from one short lap races in slow cars to 24 hour Le Mans racing challenges in prototype cars.