Hersheys H J Heinz & Co Kellogs Proctor & Gamble
500 000 6.5 million 12.5 million 2.5 million
Fallingwater Allengheny Reservoir Independence National Site Mount Davis
Harrisburg Lancaster Pittsburg Philadelphia
Ohio River Delaware River Susquehanna River Allegheny River
Blue Mountains Appalachian Mountains Rocky Mountains Sierra Nevada
Harrisburg Gettysburg Pittsburg Philadelphia
Lancaster Pittsburg Harrisburg Gettysburg
Keystone State Centennial State First State Constitution State