Pittsburgh is famous for sports and rivers, but did you also know that Pittsburgh is the birthplace of Pop Culture? From the first commercial radio and public television stations to the invention of the Big Mac, Ferris Wheel and the Terrible Towel, there's pop culture at every turn. The museum that celebrates Andy Warhol, the King of Pop Art, is here. Artist Burton Morris, who rocketed to fame in TV's Friends, still idolizes his hometown. It's the place where Mister Rogers built his famous neighborhood.