With sensational SCV VIEWS from the MAIN HOUSE +a GUEST HOUSE with UNOBSTRUCTED CITY LIGHT & CANYON VIEWS, you won't find another property on the market like this one anywhere in Valencia! Situated at the TOP of TESORO, this is an extremely RARE OPPORTUNITY to own a luxury home that includes a FULLY PERMITTED ADU (guest house), with its own address!The front exterior has been upgraded to include a stone archway, while you enter to marbleflooring, crown molding & plantationshutters in the formal living & dining room. You'll love to entertainas your VIEWS FROM EVERY WINDOW in the OVERSIZE GREAT ROOM impress your guests! The gourmet kitchen with bar seating & built-in refrigerator overlooks the spacious family room, breakfast area, and an additional sitting space that cozies up to a warm fireplace. DOWNSTAIRS BEDROOM boasts private bathroom and VIEWS. 3 more bedrooms upstairs, large loft/lounge area, along with a master retreat that boasts gorgeous VIEWS from the bedroom or from the ensuite. The walk in master closet features custom built-ins & organizers. The backyard features a covered patio w/ architectural exposed beams, upgraded lighting & outdoor ceiling fan, while this one-of-a-kind GUEST HOUSE showcases epic VIEWS, sitting area, marble fireplace, fully equipped modern kitchen, private laundry area, custom bathroom w/ marble shower, & large walk-in closet, perfect for grandparents or potential rental! Both garages and all closets are built out with custom cabinetry.