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  2. Pittsburgh - Wikipedia

    en.wikipedia.org/wiki/Pittsburgh

    Pittsburgh (/ ˈ p ɪ t s b ɜːr ɡ / PITS-burg) is a city in and the county seat of Allegheny County, Pennsylvania, United States.It is the second-most populous city in Pennsylvania (after Philadelphia) and the 68th-most populous city in the U.S., with a population of 302,971 as of the 2020 census.

  3. History of Pittsburgh - Wikipedia

    en.wikipedia.org/wiki/History_of_Pittsburgh

    Burning of Pennsylvania Railroad and Union Depot, Pittsburgh, July 21–22, 1877 In 1892, a confrontation in the steel industry resulted in 10 deaths (3 detectives, 7 workers) when Carnegie Steel Company 's manager Henry Clay Frick sent in Pinkertons to break the Homestead Strike .

  4. Greater Pittsburgh - Wikipedia

    en.wikipedia.org/wiki/Greater_Pittsburgh

    Greater Pittsburgh is the metropolitan area surrounding the city of Pittsburgh in Western Pennsylvania, United States. [4] The region includes Allegheny County, Pittsburgh's urban core county and economic hub, and seven adjacent Pennsylvania counties: Armstrong, Beaver, Butler, Fayette, Lawrence, Washington, and Westmoreland in Western Pennsylvania, which constitutes the Pittsburgh, PA ...

  5. Allegheny County, Pennsylvania - Wikipedia

    en.wikipedia.org/wiki/Allegheny_County,_Pennsylvania

    Allegheny County (/ ˌ æ l ɪ ˈ ɡ eɪ n i / AL-ig-AY-nee) is a county in Pennsylvania, United States.As of the 2020 census, the population was 1,250,578, making it the state's second-most populous county, after Philadelphia County.

  6. List of counties in Pennsylvania - Wikipedia

    en.wikipedia.org/wiki/List_of_counties_in...

    The following is a list of the 67 counties of the U.S. state of Pennsylvania.The city of Philadelphia is coterminous with Philadelphia County, the municipalities having been consolidated in 1854, and all remaining county government functions having been merged into the city after a 1951 referendum.

  7. List of tallest buildings in Pittsburgh - Wikipedia

    en.wikipedia.org/wiki/List_of_tallest_buildings...

    Pittsburgh, the second-largest city in the U.S. state of Pennsylvania, is home to over 125 completed high-rise buildings of at least 115 feet (35 m), [1] 32 of which exceed 300 feet (91 m). The tallest building in Pittsburgh is the 64- story U.S. Steel Tower , which rises 841 feet (256 m), was completed in 1970, [ 2 ] and is also the fifth ...

  8. List of Pittsburgh neighborhoods - Wikipedia

    en.wikipedia.org/wiki/List_of_Pittsburgh...

    This is a list of 90 neighborhoods in the city of Pittsburgh, Pennsylvania, United States. Generally neighborhood development followed ward boundaries, although the City Planning Commission has defined some neighborhood areas. [1] The map of neighborhoods presented here is based on the official designations from the City of Pittsburgh. [2]

  9. Allegheny, Pennsylvania - Wikipedia

    en.wikipedia.org/wiki/Allegheny,_Pennsylvania

    Allegheny City was a municipality that existed in the U.S. state of Pennsylvania from 1788 until it was annexed by Pittsburgh in 1907. It was located north across the Allegheny River from downtown Pittsburgh, with its southwest border formed by the Ohio River, and is known today as the North Side.