The Rockville Bridge crossing the Susquehanna River near Harrisburg, Pennsylvania The U.S. state of Pennsylvania is one of the oldest states in the nation. It is a state rich in historic sites to include Independence Hall in Philadelphia where the Declaration of Independence was signed. The capital of the state is the city of Harrisburg. […]The Rockville Bridge, Rockville, Pennsylvania — John Cowgill: Stories of the Railroad
Read more on the bridge’s history and uniqueness in the link above.