Keywords:

steel, pittsburgh, city, bridge, metropolis, mixture, district, urban area, urban center, alloy

Description:

Andrew Carnegie's Steel, steel bridge, Pittsburgh, City, pittsburgh bridge, pittsburgh city

• ID: 575da5d225168b90057b23c6
• Original Size: 4608 x 3456px
• Subscription: Available
• License Type: Royalty Free
• Upload Date: June 12, 2016
• Permission: Yes
• Editorial Use: Yes
• Commercial Use: Yes