Another one for ATL would be the Green Line in downtown with the crucial component of a new multi-modal transit station which would merge heavy rail, bus transit, commuter rail, and possible street car and light rail transit.
Here is a link of the project:
http://www.atlantadowntown.com/initi...reen-line-plan
Could absolutely revitalize downtown all by itself but with momentum from other projects like GA State University growth along with tourist attractions at Centennial Olympic park, it's amazing what could happen in Atlanta.