“I believe in the city as a natural human environment,” the acclaimed sculptor Antony Gormley has said, “but we must humanize it. It’s art that will re-define public space in the 21st Century.” This month Gormley steps in to redefine the New York City skyline! At Pier 3 in Brooklyn Bridge Park, Gormley has created a powerful, looping sculpture from 11 miles of aluminum tubing. Do the form’s sleek curves, placed against the backdrop of the cityscape, tame the daunting edges of the city? —E.C.