Unicorn! YES 60 Ft in Width - 4 parking spaces, 2-car garage and 2 car parking at your front door are an unmatched luxury in the heart of Boston! Perfectly positioned between Newbury Street and Charles Street on the coveted Flat of Beacon Hill. AND, this magnificent converted carriage house offers 4,442 sq ft on 2 floors with two private entrances, living with the privacy, scale, and ease of a single-family home. Sweeping sun-filled bay windows overlook Beaver Place and the Boston Public Garden. Upper level presents all entertaining space on one floor, ALL front facing. Sunny kitchen and family room combo with french doors windows, centered formal dining room, bay windowed living room, all offering gorgeous gas fireplace of impressive scale. Entry level offers 3 Grand Bedroom suites, entry foyer office, Large private garden terrace with pergola, mudroom entrance. Steps from Charles River, Esplanade to walk pets. Bus stop 1 block away serving private schools in Cambridge, Brookline,etc.