Experience sustainable luxury w/breathtaking views. This 40-acre estate, designed by architect Phillip Christofides, features 8-inch thick ICF walls for superior insulation & energy efficiency. Enjoy year-round comfort w/ a geothermal system, 3-zone radiant floor heating, & A/C. The 7,000 sq ft roof w/ deep eaves offer excellent sun protection & super insulation. Windows & doors designed for cross ventilation. All bedrooms have patio access, & the laundry/mud room includes a dog washing station. A 22K generator & a 700-foot deep well ensure reliability & pristine water. Includes extra 2 garage, greenhouse, & landscape irrigation. Just 21 minutes from Walla Walla Steak Co w/ panoramic views of the Walla Walla Valley, Cascade & Red Mountain.