20090515 Pittsburgh
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Monongahela River in morning fog, Pittsburgh, PA
Monongahela River in clearing fog, Pittsburgh, PA
Pittsburgh skyline from Monongahela River
Pittsburgh skyline from Mt. Washington
"Duntun" (Downtown) Pittsburgh
Pittsburgh Golden Triangle, three rivers: Monongahela (foreground), Allegheny (background), Ohio (left)
Golden Triangle in Pittsburgh, PA