From Wikipedia, the free encyclopedia
- Pittsburgh's heart of steel still beats amid transformed city USA Today David J. Lynch (September 22, 2009).
- Just How Many Bridges Are There In Pittsburgh? (September 13, 2006).
- Bridges Of Pittsburgh As Varied As The City Chicago Tribune (October 18, 1987).
- Pittsburgh has Plenty of Bridges from KDKA-TV (June 16, 2006).
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