Logan Square
Logan Square is a name given to the area in Philadelphia, Pennsylvania that lies north Market Street, south of Spring Garden Street, west of Broad Street, and east of the Schuylkill River. This contains the Franklintown neighborhood. It also contains Penn Center and much of Philadelphia’s Central Business District. It is named for Logan Square, one of the five “squares”, or parks, central to William Penn’s design for Philadelphia. The square itself was named after James Logan an eighteenth-century mayor of Philadelphia.
(from Wikipedia)