Exceptional duplex penthouse at Millennium Place featuring a rare, deeded 1,300 SF private terrace and beautifully appointed interiors with extensive custom upgrades throughout. This sophisticated residence offers custom lighting, cabinetry, closets, and distinctive architectural details, along with an expansive open floor plan centered around a gas fireplace. A dramatic staircase leads to the floor-to-ceiling glass solarium overlooking the private terrace, creating an exceptional space for entertaining with custom millwork, a wet bar, and beverage cooler. The private terrace offers dedicated space and electrical setup for a hot tub, as well as plumbing for a future outdoor shower and sink, and a hard-lined gas grill. A discreet storage closet tucked beneath the stairs to the solarium provides additional storage. The luxurious primary suite features a spa-inspired bath with an ultra-deep overflow Jacuzzi, professional steam system, rain shower, and hidden flat-screen TV. Additional highlights include hardwood floors throughout, Bosch appliances, marble baths, glass tile backsplash, and in-unit laundry. Millennium Place offers an exceptional collection of amenities, including 24-hour concierge and doorman services, an owners' lounge, private dining and conference room, cinema, fitness center, yoga/Pilates room, massage room, children's playroom, and landscaped terrace, along with exclusive resident events through the La Vie® social program. Ideally located in the heart of downtown Boston, just steps from the Opera House, Theatre District, Equinox, and the city's finest restaurants and shopping, with easy access to the Seaport, South End, Back Bay, and Faneuil Hall. Two valet parking spaces in the building complete this remarkable luxury residence.