Official Pittsburgh Web Site
www.city.pittsburgh.pa.us/
Pittsburgh Tourism Web Site
www.visitpittsburgh.com/
The first commercial U.S. Radio Broadcast (KDKA) on Nov. 2, 1920, happened in Pittsburgh.
Heinz Ketchup was invented in Pittsburgh by H.J. Heinz.
The Big Mac, the world's most famous hamburger was "invented" in Pittsburgh by McDonald's franchise owner Jim Delligatti in 1968.
Andy Warhol was a native of Pittsburgh.
Pittsburgh's Carnegie Mellon University is the only place in the world to offer a Ph.D in Robotics.
Edwin Drake drilled the world's first oil well in Titusville, PA in 1859.
Pittsburgh has 723 bridges, more than any other city in the world except Venice, Italy.
The David L. Lawrence Convention Center is the first certified green convention center in the United States.
John Roebling built the first cable suspension bridge, the Monongahela Bridge, in 1846.
At the University of Pittsburgh, Jonas Salk developed the first injectable polio vaccine in 1955.