
Industrial corridors along the Ohio River define this mid-century landscape, where the steel-town heritage of Ambridge and Aliquippa meets the residential heights of the Allegheny County hills. The map highlights a dense network of river-based infrastructure, including the Dashields Dam and a Coast Guard Station near Haysville. Inland, the terrain rises into the Sewickley Heights, characterized by the presence of institutions like the Dixmont State Hospital and the Felician Sisters Academy. Cultural and educational landmarks are prominent, from the Old Economy Historical Site reflecting the area's communal history to Sewickley Academy and Ambridge High Sch. The southern edge captures the developing footprint of the Greater Pittsburgh International Airport, while older transit routes like the Conrail and P & L E rail lines parallel the river, linking these valley settlements to the broader Pittsburgh manufacturing hub.
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