|City of Pittsburgh|
|Nickname(s): City of Bridges, Steel City, City of Champions, The 'Burgh, Iron City, Steel Town, The College City, Roboburgh|
|Motto(s): Benigno Numine ("With the Benevolent Deity")|
|Coordinates: ||UTC-4 (EDT)|
|Area code(s)||412, 724, http://pittsburghpa.gov/|
Pittsburgh, previously known as Pittsburg, is a city in the American state of Pennsylvania. The city was known in the 20th century for its steel industry. However, with the collapse of United States steel industry in the 1980s, the economy of Pittsburgh is now mostly based on healthcare, education, technology, and financial services. It is also the home of the Pittsburgh Steelers team, who have won the Super Bowl six times, the Pittsburgh Penguins hockey team, the University of Pittsburgh and Carnegie Mellon University. Pittsburgh is the county seat for Allegheny County. The Allegheny and Monongahela rivers meet in Pittsburgh and form the Ohio River.
Pittsburgh is in western Pennsylvania. It has a population of 312,819 people and a metro population of almost 2,400,040 people. Pittsburgh was the most livable city in the United States in 2007. In 2014 Pittsburgh was ranked sixth in the country for polluted cities by the American Lung Association.
The French and Indian War started near Pittsburgh, and later it was a center of the Whiskey Rebellion.