Enjoy direct elevator access from the entrance or parking to this beautiful 3 BR penthouse duplex in historic Back Bay. Gracious, light-filled entry leads to wonderful open kitchen/family rm perfect for entertaining. Cook's kitchen features granite countertops with breakfast island, and state-of-the-art stainless steel appliances including 6-burner DCS gas range, Sub Zero refrigerator, Bosch dishwasher, and wine cooler. Lg dining area in the bay window, lovely custom built-ins, sitting area, and gas fireplace complete the room. The living room faces peaceful, tree-lined Marlborough St and includes a large bay window, gas fireplace and adjacent office w/built-ins. Sweeping staircase leads to bedroom level featuring 3 BRs, 2 BAs, laundry and wet bar. Spacious master has Venetian plaster tray ceiling, his/her closets and en suite marble bath. Full staircase up to huge mahogany roof deck w/skyline views. Brazilian cherry floors and generous storage throughout. Includes deeded parking.