Architecture

Kinzua Bridge, a famous Pennsylvania landmark, is designated a National Engineering Landmark. An excursion train travels through the Allegheny National Forest and over the bridge.
Downtown New Castle has four lovely churches. They are the First Christian Church built in 1865, the First Presbyterian Church built in 1896, Trinity Episcopal built in 1907 and Saint Mary's circa 1927. All have lovely architecture and magnificent stained glass. Trinity has two Tiffanys.
The Watson-Curtze Mansion stands as a symbol of the upper class lifestyle of the 1890s in Erie. The Mansion is listed on the National Register of Historic Places.