Allegheny County, Pennsylvania 5 (134)

Counties in Pennsylvania, Cultural Institutions of Pennsylvania, History of Industrial America, Pennsylvania, Pennsylvania, Rivers and Waterways of Pennsylvania, Western Pennsylvania Geography / , , , , , , , , , , ,

Allegheny County is a county in the southwestern corner of Pennsylvania, United States, known as the location of Pittsburgh, the county seat and largest city. It is a historically industrial region with a complex geography of rivers, hills, and urban centers, and remains a key economic, cultural, and transportation hub in the state. Geography and […]

Allegheny County, Pennsylvania 5 (134) Read More »