11.   And violent crime plagues Mexico City and other urban centers.

12.   And, when you hit the shoreline, there is one of the most awesome views of any urban center in the world.

13.   Apple has decided to place stores only in areas such as redeveloped urban centers or new malls such as Willow Bend, which opened its doors Friday.

14.   As America becomes saturated with discount outlets like Kmart and Wal-Mart, high-rent urban centers like Manhattan have become more attractive.

15.   As Atlanta and other urban centers overflow, the value of mountain forests grows, says Hugh Irwin an ecologist who is the primary author.

16.   Argun, another small urban center abandoned last week, is as thoroughly destroyed as Grozny.

17.   As this century began, the ambition was to build and live in great urban centers.

18.   At the hub of these urban centers, streets swarm with people enjoying the gentle August nights.

19.   Barry and Baltimore Mayor Kurt Schmoke joined business leaders from both cities at a news conference in Annapolis, midway between the two urban centers.

20.   Between these urban centers is forsaken desert ruled by bandits and cannibals, and referred to as The Cursed Earth.