4. Introduction
• “Keystone State”
• Pennsylvania has held a key position in the
economic, social, and political development of
the United States
5. Introduction
• "The Coal State", "The Oil State", "The
Chocolate State", and "The Steel State" were
adopted when those were the state's greatest
industries
• The tallest tower in Pennsylvania is the
Comcast Center, with 297 meters in
Philadelphia
9. Location
Pennsylvania is located in the northeastern. The
State borders with Delaware, West Virginia, Ohio,
Maryland, New York, Ontario, Canada and New
Jersey