Originally built in 1898 and converted in 2003 by Costas Kondylis, 43 West 64th Street—now Liberty Lofts—is a boutique luxury condo with just 32 residences. Located between Central Park West and Lincoln Center, it offers white-glove service, a gated porte-cochère, full-time doorman and concierge, and private elevators opening directly into each home.