Crowning a sun-drenched knoll on Spring Mountain, this ultra-modern estate redefines luxury living with innovative design and expansive vistas of mountains near and far, the Napa Valley floor, and hillside vineyards. This architectural masterpiece comfortably sleeps 14 and features soaring ceilings, stunning walls of glass, a breathtaking promenade, and seamless indoor-outdoor living areas. The primary suite on the main level offers a refuge with a spa-like experience, including a framed view of Mt. St. Helena, a luxurious bathroom, private offices, and a large walk-in closet with hidden storage. For the discerning buyer, the property offers an incredible wine room with storage bays, smart home technology, an elevator, and solar panels. For entertainment, the property includes a dedicated gym, a built-in barbeque, an infinity pool and spa, a vast outdoor entertaining area, walking trails, and a bocce ball court. Additionally, the 1,073± sq.ft. guest cottage features a private entrance, a wraparound deck with valley views, raised ceilings, and a kitchenette. Situated in a world-class destination, this estate offers unbounded luxury living where no detail has been missed, pushing the limits of your imagination.