This is the sort of story that makes me feel all warm and fuzzy inside. :)
A couple of very determined residents transformed their Philadelphia alley from a slum--broken out windows, drug dealers, and all--to Philadelphia's "Most Beautiful Block" of 2009.
Read all about it here.
As I studied political science at Indiana University, I became especially interested in local governments and urban planning, so stories like this are right up my alley (no pun intended).