Philadelphia's Under-the-Radar Historic Sites

Philadelphia isn’t short on historic sites; anyone who’s passed through the city on a weekend or class trip has seen the main ones: Indepdendence Hall, Liberty Bell, and the Rocky steps at the Art Museum. On your next visit to the City of Brotherly Love, check out some of these newer or lesser-known parks, museums, and haunted forts you may not have heard about yet.—Adam Erace