Premier Waterside cooperative with direct elevator access and glorious views of the Charles River, Cambridge and Back Bay. This spacious 3,200 SQFT floor-through home opens to a stately barrel vaulted foyer with elegant black and white marble floor leading to the grand living room, separate formal dining room and handsome library. Windows line the central, eat-in kitchen and butler’s pantry. The corner master bedroom overlooks Beacon Street and the rooftops of Back Bay and connects to a large dressing room and his and her baths. Additional features include three more family bedrooms, a full laundry room, a separate service elevator, central air and classic architectural details throughout the unit. Resident amenities include concierge services, extra deeded storage, and live-in superintendent. This gracious home defines elegance and ease in living and entertaining, offering unmatched sophistication in Back Bay. Complete with two parking spaces.