Atop Francis Scott Key Bridge Washington DC 2008
That's Arlington Virginia in the distance.
Key Bridge is a major thoroughfare between the Virginia and DC sides of the Potomac, and not only carries a heavy load of automobile traffic, like the other DC Bridges, but Key Bridge particularly has a steady use as a pedestrian bridge.
More information and photos about Key Bridge
History and photos of Francis Scott Key Bridge
Original photos and page 2008
National Geographic Walking Washington – Amazon
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A History Lover's Guide to Washington, D.C.: Designed for Democracy (History & Guide)
Kids' Travel Guide - Washington, DC: The fun way to discover Washington, DC with special activities for kids, coloring pages, fun fact and more! (Kids' Travel Guide series) - Amazon