Contains. . Sim City 4Sim City 4 Rush Hour Expansion Pack. . In SimCity 4 you dont just build your city you breathe life into it. Sculpt mountains gouge riverbeds and seed forests to lay the groundwork for your creation. Then construct the most realistic metropolis you can imagine. Your city comes alive with the hustle and bustle of construction crews the snarl of traffic and the activity of your Sims. Move your personalized Sims into your city and watch as they go about their daily lives. Build mansions on mountainsides raise skyscrapers downtown and build transportation networks to form a massive region of SimCities that share and compete for resources. With every decision you make your city and your Sims will respond for better or worse. In SimCity 4 your city pulses with the life you give it.