One-of-a-kind Old Mission estate & equestrian facility w/ East Bay views featuring distinctive, custom amenities throughout. African Teak and heated marble flooring are just the beginning of an impressive features list at this idyllic property. Enjoy fireplaces on all three levels, gourmet kitchen w/ butler's pantry and eat-in nook, formal dining room, two dens, office, theater room, indoor sports court, sauna, marble steam room, two laundry areas and walkout lower level. Master suite has sitting area, double vanities, soaking tub, generous walk-in closet, and water-facing private balcony for viewing sun & moon rises over the bay. Property is planted w/ mature Vineyard, cherry, and apple trees which border the 22-stall equestrian barn featuring living quarters (for both human & equine), arena, and five corrals. Additional 3-stall stable in the northeast corner of the property with fenced pastures. Properties of this magnitude located in such a coveted location on the peninsula rarely become available. Truly a once in a lifetime opportunity. Click on virtual tour link for incredibly realistic view of the interior!