Beautiful views of the surrounding hills and birds of prey can be found at this sanctuary.

This dramatic rail curve was once the target of a failed Nazi attack.

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

A diorama of the Civil War, fought by cats.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.