Fully furnished, turn-key full-floor penthouse in the heart of River North. Occupying the entire 18th floor of Gallery 400, this 6,800 SF, 4BD/4BA+1HB residence offers private elevator entry, sweeping open living spaces, and 2,400 SF of wraparound terrace with 360 skyline views. A gallery-style reception hall with herringbone hardwood floors leads to an expansive great room with coffered ceilings, design-forward lighting, and a living area anchored by a low-profile gas fireplace. The chef's kitchen features an oversized island with dine-up seating, seamless backsplash, custom cabinetry, and top-tier appliances. A chic wet bar with counter seating, glass display shelves, and wine fridge enhances the home's exceptional entertaining flow. World-class fixtures and finishes are showcased throughout. The light-filled primary suite includes framed designer wallcoverings, a drop chandelier, two custom walk-in closets (one with styling/accessories island, one with an owner's suite wet bar), and a five-star-caliber bath with dual vanities, soaking tub, walk-in shower, and steam closet. A sizable in-unit laundry room adds convenience. Nearly every room opens directly to the private terrace for rare single-level indoor/outdoor living. Building amenities include 24-hour door staff, fitness center, on-site management, bike storage, pet-friendly living, and two heated garage spaces. Steps to River North dining, galleries, shopping, East Bank Club, BIAN, parks, transit, and the riverfront.