Rush Hour is the first expansion pack for SimCity 4. This expansion allows you to take complete control of your city by allowing you to jump directly into the action. You have a plethora of new transportation options available, to make your Sims trips easier and faster. Rush Hour allows you to personalize your city by giving you the ability to name streets, highways, neighborhoods, mountains, and bodies of water. Three new disasters have been added. (mobygames.com)