Fabulous Philadelphia remains something of a well-kept secret. This scintillating city is one of the oldest in the United States and the nation’s fifth largest. The heart of Philadelphia is home to some famous landmarks including the impressive City Hall, Reading Terminal Market and the colourful Friendship Gate which marks the entrance to Chinatown. Also a must-visit is the Historic Waterfront District with its charming courtyards and brick-paved pathways encompassing the stylish Society Hill area.