Pittsburgh: Introduction
Pittsburgh's identity has always been its work. Thirty years ago, when it lost the steel mills that had forged its 20th-century reputation, it became part of the Rust Belt, with a fractured economy and three polluted rivers: the Ohio, Monongahela, and Allegheny.

Photo © Jason Varney

Tower at PNC Plaza
Gensler

Image courtesy Gensler

Center for Sustainable Landscapes
The Design Alliance

Image courtesy Andropogon

Three PNC Plaza
Gensler

Photo © Bruce Damonte

Bakery Square
Astorino

Photo © Joseph Hoffheimer

Century Building
Koning Eizenberg Architecture

Photo © Eric Staudenmaier

David L. Lawrence Convention Center
Rafael Viñoly Architects

Photo © Brad Feinknopf

Gates and Hillman Centers
Mack Scogin Merrill Elam Architects

Photo © Brad Temkin

Allegheny Riverfront Green Boulevard
Various Design Firms

Image courtesy Andropogon/Riverlife