The ultimate wine country estate, situated on 40 private acres in St Helena with 2-acre hillside Cab Sauv vineyard. Lives like two houses, guest quarters can be locked off for privacy. Includes gated access, lighted tennis court with seating, bocce court, pool, spa, Howard Backen-designed tree house, meadow, fruit trees, extensive gardens. Gracious light-filled living, screened porch, decks and guest annex offer privacy and rooms to spare.