Huge custom built CMS with many features including user content submission, bb-code editor, dynamically generated images, website achievements, stat tracking, recent website activity, user blog and status updates, user yearbook, user image uploading, news feeds, custom templates for every game, notification system, full admin panel to manage content and user submissions. Over 1 year in development and by far the most complex system I've ever built. 

iGrandTheftAuto.com: Home Page

iGrandTheftAuto.com: Content & Additional Website Themes

iGrandTheftAuto.com: Website Achievements System