Grand Theft Auto III (2001) is an open world action-adventure third-person shooter video game developed by DMA Design and published by Rockstar Games. The game is played from a third-person perspective and its world is navigated on foot or by vehicle. The open world design lets players freely roam Liberty City, consisting of three main islands. Upon release, the game received critical acclaim, with praise particularly directed at its concept and gameplay. However, the game also generated controversy, with criticism directed at the depiction of violence and sexual content. Grand Theft Auto III became the best-selling video game of 2001, and has sold over 17 million copies since. Considered one of the most significant titles of the sixth generation of video games, and by many critics as one of the greatest video games of all time, it won year-end accolades, including Game of the Year awards from several gaming publications.