Find great value on US Airways flights from ATL to PHL when you book with CheapOair! With rolling food trucks and a great amalgamation of past and present, Philadelphia is one of America's most historic cities. The Rodin Museum is an outstanding art museum offering a real treat to art lovers. Franklin Court and Christ Church are a must visit sites fro anyone visiting Philadelphia. The Logan Square, Washington Square, FRANKLINM Square and the City hall are the four squares that surround the Center City. If you wish take home some traditional possessions, make way to the Center City which home of many art galleries, book stores, boutiques and stores. Art buffs will have a great time exploring works by known American Painters at the Pennsylvania Academy of the Fine Arts. Other attractions of the city include Liberty Bell Center, Chinese Friendship gate, Fairmount Park and Rittenhouse Square.