Set high above the city on the fifty-first floor of the iconic John Hancock, this five thousand nine hundred square foot residence presents a rare opportunity to own a sprawling home with uninterrupted lake, skyline, and Navy Pier views. Thoughtfully created from multiple combined units, the current floor plan lives as a four-bedroom, four and one half-bath with two home offices, formal living and dining rooms, and two family rooms, ideal for everyday comfort and memorable entertaining. A full wet bar sits just off the dining room with custom cabinetry and a Sub-Zero refrigerator. The kitchen includes granite counters, a center island with breakfast bar seating, and premium appliances from Sub-Zero, Miele, and Gaggenau. The primary suite is a private retreat with a gracious lake-facing bedroom, a corner-view office, sitting room, custom dressing room, and two ensuite bathrooms each with its own shower and one featuring a Whirlpool tub. A full laundry room with generous storage is a rare convenience in this building. But what truly sets this home apart is its scale and creative possibility. These walls can house a museum-worthy art collection or be reimagined to define your next chapter in living. With volume, light, and endless potential, this is a place where you do not just live in the city; you live in architecture. Seller will consider selling the units individually. Located along Chicago's Magnificent Mile, the John Hancock is a globally recognized architectural landmark offering full-service living including door staff; onsite management and engineering; an indoor pool; fitness center; party room; and an in-building grocery store. Moments from Oak Street Beach; the lakefront path; world-class boutiques; renowned dining; and cultural experiences,this is Chicago living at its most iconic.