Pennsylvania is full of fascinating and often humorous stories of strange places, bizarre events, intriguing history and colorful characters:

* Some Keystone State inventions include Silly Putty, the Ferris wheel, the typewriter, the Twist, the banana split, Bingo and the revolving door

* ''The Sweetest Place on Earth'' is Hershey, PA, a town built on the Hershey confection empire

* State law prohibits singing in the bathtub

* In 1940, the state opened the first high-speed, multi-lane highway in the country -- the Pennsylvania Turnpike

* The words ''The United States of America'' were first uttered in the city of York, PA

* During the revolution, the U.S. Army announced that the Liberty Bell had been sunk in the Delaware River to prevent the British from melting it down for ammunition

* The town of Indiana, PA, celebrates local actor Jimmy Stewart at Christmas of each year, decorating its downtown in the theme of the film It's a Wonderful Life

* Benjamin Franklin founded the country's first public zoo in Philadelphia

* Over 40 percent of the U.S. population is within a one-day's drive of Pennsylvania's Heartland.

And so much more...