Pennsylvania is home to the world’s oldest roller coaster and other fun facts you might not have known

Pennsylvania is known for a lot of things, including Heinz products, Philly cheesesteaks and Hershey's Chocolates.

But here are some interesting facts you may not have known about the Keystone State.

1. The Pittsburgh Steelers and the Philadelphia Eagles merged together in 1943 to become one team -- the Steagles.

2. A mine fire has been burning under the streets of Centralia for over 50 years. In 1992, all of the buildings were condemned and the ZIP code was eliminated.

3. Eastern State Penitentiary in Philadelphia had running water and central heat before the White House.

4. The world’s oldest roller coaster, Leap-The-Dips, is located at Laketon Park in Altoona. It is the only side friction roller coaster left in the United States.

5. Pennsylvania is spelled wrong on the Liberty Bell, sort of. It’s spelled “Pensylvania," but that was a common spelling of the name at that time.

6. The Liberty Tunnel was the longest auto tunnel in the world when it was first built.

7. A 4 feet, 9 inches tall, 400-pound lit Peep is dropped for New Year’s every year in Bethlehem.

8. The McDonald’s Big Mac was created over 50 years ago in western Pennsylvania. You can also find the world’s biggest Big Mac in North Huntingdon.

9. Meadowcroft Rockshelter in Washington County is the oldest site of human habitation in North America

10. Kennett Township produces half the mushroom crop in the U.S.

11. The first movie theater by the Warner Brothers is located in New Castle, which is now a museum.