By Mark Belko, Ed Yozwick and James Hilston
Pittsburgh Post-Gazette
A new office tower is going up on Fifth, developers are competing to remake the retail district, and housing is popping up everywhere -- from an old warehouse to a former department store.

And don't forget about ongoing efforts to reshape shorelines and rejuvenate historic Point State Park.

The projects potentially could be worth as much as $1.2 billion and could add more than 2,000 housing units, making Downtown as much a neighborhood as corporate domain.