680 N Lake Shore Drive unit: 821 821 Set within one of Chicago's most iconic addresses, this southwest corner residence at 680 North Lake Shore Drive offers a rare blend of architectural legacy and modern comfort. Once celebrated as the largest building in the world, the landmark now serves as a refined residential enclave. Residence #821 is bathed in natural light, with sweeping skyline views and unforgettable sunsets framed by expansive corner windows. The southwest exposure creates a warm, inviting atmosphere throughout the day, while the generous layout, 3 bedrooms and 2.5 baths, lives with the scale of a single-family home. A gracious entry leads into broad living and dining spaces ideal for both quiet evenings and entertaining. The kitchen offers ample room for cooking and gathering, complemented by an in-unit washer and dryer, abundant storage, and thoughtful separation between living and private quarters. The third bedroom provides flexibility - perfect as a guest suite, office, or additional living space. Residents enjoy full-service living with 24-hour door staff, a residents-only fitness center with indoor pool and whirlpool, bike room, and everyday conveniences right in the building. Parking is available in the attached garage, and a dedicated storage unit is included. This is an amazing location in Streeterville, just steps from the lakefront, Michigan Avenue, Northwestern, the medical district, rehabilitation centers and Navy Pier, this home offers the opportunity to live within a piece of Chicago history - while enjoying the best of the city today.