Smithfield Street Bridge
The famous span, opened in 1883, is a National Historic Landmark. On its northern end, the bridge connects with Fort Pitt Boulevard. (Steve Mellon/Post-Gazette)
North Shore view
Pittsburgh is framed by the Rachel Carson Bridge, left, and Andy Warhol Bridge. (Steve Mellon/Post-Gazette)
Fulton Building
Completed in 1906 by Pittsburgh industrialist Henry Phipps, the Fulton Building is now the Pittsburgh Renaissance Hotel. (Steve Mellon/Post-Gazette)
10th Street Bypass
Traffic and streetlights bathe the Golden Triangle and the nearby Allegheny River in color and light. (Steve Mellon/Post-Gazette)