Pennsylvania, known as the Keystone State, joined the Union in 1787 as the 2nd state. Pennsylvania is where the Declaration of Independence and the Constitution were signed.
Quick Facts
- Capital: Harrisburg
- Largest city: Philadelphia
- Nickname: Keystone State
- Statehood: 1787, the 2nd state
Places to Visit
Visit Independence Hall in Philadelphia, Gettysburg National Military Park and the Pocono Mountains.
Pin Tip
Planning a trip to Pennsylvania? Check state park and national park websites for seasonal hours, reservations and road conditions before you go.