The sprawling crime epic that changed open-world games forever.Welcome to Liberty City. Where it all began. The critically acclaimed blockbuster Grand Theft Auto III brings to life the dark and seedy underworld of Liberty City. With a massive and diverse open world, a wild cast of characters from every walk of life and the freedom to explore at will, Grand Theft Auto III puts the dark, intriguing and ruthless world of crime at your fingertips. With stellar voice acting, a darkly comic storyline, a stunning soundtrack and revolutionary open-world gameplay, Grand Theft Auto III is the game that defined the open world genre for a generation.

Go to: http://store.steampowered.com/ and download STEAM client Click "Install Steam" (from the upper right corner) Install and start application, login with your Account name and Password (create one if you don't have). Please follow these instructions to activate a new retail purchase on Steam: Launch Steam and log into your Steam account. Click the Games Menu. Choose Activate a Product on Steam... Follow the onscreen instructions to complete the process. After successful code verification go to the "MY GAMES" tab and start downloading.