EXTRAORDINARY FORTRESS-LUXURY ESTATE: on private 9-acre 4,800+SF residence features ICF 6-8" fortified walls for security, energy efficiency, tranquility and positioned between WA & ID with dual-state advantages and potential for 700SF guesthouse. Entertainment level has underground gun range with rustic bar, living room with fireplace and bar, steam/infrared saunas, massage room, office, TV room, gym, 2 bedrooms and 2 full baths. Outdoor features 20x40 patio with Jacuzzi & endless pool framed by mountain vistas. Main level boasts 12' ceilings: master suite has walk-in closet, jacuzzi, sauna, steam shower and TV. Luxuries include in-floor heating, laundry, mud room, pantry, oversized garage, outdoor structures and pristine surroundings. No HOA. Just 2.5 miles from I-90 and shopping, 25 min from Spokane or Coeur D'Alene, income potential.