Find great value on US Airways flights from ORL to PHL when you book with CheapOair! From visiting the historic landmarks & park sites at the Independence National Historic Park to getting photographed with your partner at the love sculpture at LOVE Park, Philadelphia is a mesmerizing destination to explore. Situated in Southeastern Pennsylvania, in the Mid-Atlantic region, it is the largest city on the east coast of United States. While in Philadelphia, don't forget to check out the Philadelphia Museum of Art. Constructed in 1928, it is one of the popular museums of the city. Check out the Grand Staircase and the Saint-Gaudens's statue Diana. Philadelphia is home to numerous top class malls. Some of it includes The Gallery at Market East, The Shops at Liberty Place, the Roosevelt Mall and many more.