***MUST SEE CINEMATIC VIDEO TOUR ***Custom hilltop estate with serene privacy and seclusion. Designed with a unique, flexible floor plan, this estate can be configured for its full 7 bedrooms and 5 1/2 baths, or set up with multiple offices, work from home and & student study spaces. It suits the needs of a large family, multi-generational living, or potential health/senior care facility. Offering 5,142 square feet, you are welcomed with a grand entry hall, with a two way designer fireplace. The oversized main floor master suite features views of City and Lake Mathews, sitting room with a fireplace, a separate office/study, two large walk-in closets with "barn" style doors , and a luxurious modern bath. Recently remodeled in 2020, the contemporary gourmet kitchen features Stainless Steel KitchenAid appliances, Calcutta Porcelain counter tops, and Brown Onyx stone on the large center island. Adjacent to the kitchen is the formal dining room with an elegant distressed wood beam chandelier. All new designer lighting, ceiling fans, engineered laminate flooring, and custom woven window coverings. The second level is a fully self-contained accessory dwelling complete with living room, kitchenette, bedroom, bathroom, upgraded pad and high pile carpet, and walk-in closet. This space would make an excellent theater/game room as well. This house has an extra-large turn around driveway to fit 10+ cars, attached tandem 4+ car garage, and sweeping views in all directions from every vantage point. The private electric-gated driveway ascends to the hill-top pad insuring the ultimate in security and privacy! ***Easy access to the Crossings and the Shops at Dos Lagos, low taxes, and part of the Corona/Norco Unified School District!!