Discover this striking architectural estate on five acres, designed by architect Nan Hearst. This stunning 3,600+/- square foot residence boasts a unique half-circle layout, perfectly oriented to showcase sweeping panoramic views of the Napa Valley. Inside, the home features three spacious bedrooms and two bathrooms, complemented by expansive walls of glass that bring the outdoors in. Soaring ceilings, wood and concrete floors, and multiple fireplaces create an ambiance of warmth and sophistication. The chef’s kitchen is a culinary dream, complete with a high-end gas range, a premium Sub-Zero refrigerator, and a scenic kitchen balcony—ideal for al fresco dining. Outside, a sparkling pool with a dedicated outdoor-access bathroom and shower offers a resort-like experience. Designed for sustainability, the property is equipped with solar power, a Tesla Powerwall, a backup generator, a 5,000-gallon water tank, a durable metal roof, with fire sprinklers on the main home, a carport, and an on-site fire hydrant. The estate also includes a versatile 1100+/- square foot second unit, offering two bedrooms, two bathrooms, a full kitchen, a cozy fireplace, a washer/dryer, and an attached garage. This space is perfect for guests, rental income, or multigenerational living. This rare property is only a short 10-minute drive to Calistoga and offers a perfect blend of luxury, sustainability, and unparalleled natural beauty—an exceptional opportunity in Napa Valley.