Dirty chain link fencing be gone. City Hall’s four portals are finally fitted with the caliber of gates John McArthur, Jr. originally intended for his French Second Empire masterpiece. Co-editor Nathaniel Popkin says the elegant gesture is long overdue

Sandy Calder, the youngest of three generations of Philadelphia artists bearing the name Alexander Calder, transformed modern sculpture with his mobiles. Believe it or not, his largest one—the largest interior mobile in the world, in fact—is here in Philadelphia. Brad Maule passed the security check at the Federal Reserve Bank of Philadelphia to profile White Cascade