PHILADELPHIA, PA – APRIL 19: View of Aero Memorial is located in Philadelphia’s Aviator Park on April 19, 2013. The memorial is a tribute to those aviators who died in World War I
PHILADELPHIA, PA – MAY 14: View of The historic Old City in Philadelphia, Pennsylvania. Elfreth’s Alley, referred to as the nation’s oldest residential street, dating to 1702 on May 14, 2015
PHILADELPHIA, PA – MAY 14: View of The historic Old City in Philadelphia, Pennsylvania. Elfreth’s Alley, referred to as the nation’s oldest residential street, dating to 1702 on May 14, 2015