This Used to Be Philadelphia

Philadelphia is thick with American firsts. Some—including the first zoo, first hospital, first public library, first university, first computer—are well known. Others are not and are here to be appreciated: Girl Scout cookies were originally baked by a commercial bakery here and “American Bandstand” was born in a West Philadelphia TV studio. This Used to Be Philadelphia goes deep inside the buildings, monuments, and familiar sights of the city to uncover its rich history, layer by layer. T...