RollerCoaster Tycoon 3 is a strategy and simulation computer game. It is the third installment in the RollerCoaster Tycoon series, first released on October 26, 2004 in North America. RollerCoaster Tycoon 3 places players in charge of managing amusement parks; rides can be built or demolished, terrain and scenery can be adjusted, and prices can be controlled to keep visitors or "peeps" happy.
RollerCoaster Tycoon 3 features two methods of gameplay. In career mode, players must complete predetermined objectives in predesigned scenarios. In the new sandbox mode, players have unlimited time and money to create their own custom parks. New features include the ability to import and export custom attractions, design custom scenarios and peeps, as well as design an in-game recorder and a fully three dimensional world players can view from all angles.