Need more water? Build an aquifer next door. The biggest change from SimCity 3000 allows players to construct a metropolis of interconnected cities within 'regions.' Want a neighboring city to be a giant landfill? Build one. With the fourth installment of a series, however, players should wonder if there's any reason to keep playing.
SimCity 4 offers complicated budget, business, and transit systems along with the expected (and great) gameplay of the SimCity series. Getting the stubborn 'sims' to follow your lead, however, is a tricky assignment.
Any buffoon can destroy a city with the help of tornados, Godzilla, or a flood. The genius of SimCity, however, has always involved what you, as the mayor/god, can't control. The SimCity series makes ruling a world fun, even for people not obsessed with delusions of grandeur.