1. Pennsylvania has been one of the nation's most important industrial centers for coal, steel and railroads, especially before War World II.
2. Pennsylvania was the first city to also have the first baseball staduim built in 1909 but it was built in Pittsburg Pennsylvania.
3. The US's choclate capital can be reconized as Hershey, PA (considering Pennsylvania may be know for Hershey park)
4. Pennsylvania is also the home to the very first amde computer, the first automobile serving station, the first ever daily newspaper, the first playable piano an dso much more, Pennsylvania has great history regrading of how popular it really is despite the great Tourist attractions.