Fabulously upgraded Ranch-style home with guest house & pool on a large lot in Fisher Park offers a rare opportunity to own a piece of history. Once home to two-time Olympic Diving Gold Medalist Dr. Sammy Lee, this stunning HISTORIC residence has the MILLS ACT for tax savings. Natural light floods the interior through French doors and large windows, enhancing the open, flowing layout. The rich hardwood floors, elegant upgrades, recessed lighting, and antique touches elevate the home's warmth and character. The remodeled gourmet kitchen is a chef's dream, featuring stunning wood cabinetry, high-end stainless steel appliances including a double-door built-in refrigerator and professional-style range with double oven, grill/griddle, and impressive hood. Black stone countertops, an oversized eat-in island with storage, tiled backsplash, built-in wine rack, and a charming Dutch door complete the inviting space. The kitchen seamlessly flows into the family room and dining area, which offer gorgeous views of the backyard pool through walls of sliding French doors with electric shades. A gas fireplace adds a cozy touch to the large family room. The expansive living room showcases a stacked stone fireplace and French doors to the sparkling pool and lush, tropical garden, providing ultimate privacy and relaxation. With three bedrooms plus an office, and two beautifully upgraded bathrooms in the main house, this home offers the perfect balance of function and luxury. Indulge in luxurious amenities such as a spa-inspired master bedroom with a deluxe ensuite bathroom and built-in steam room. Comfort is guaranteed with two fireplaces, central AC, dual-pane windows and SOLAR PANELS OWNED BY THE SELLER! Outside, you'll find luscious foliage surrounding the pool, providing privacy and serenity. The built-in BBQ area leads to the Palm Springs-inspired guest/pool house, with a full kitchen and bathroom. Built in 1955, the main house has approximately 2,110 square feet and the guest house is estimated to be 500 square feet on the huge 14,720 square foot lot. The Fisher Park neighborhood, full of Ranch and Mid-century homes on sprawling large lots, has inviting events such as the upcoming Open Garden Day in May. Walk to Starbucks on your morning stroll! Close to the 5, 22, and 57 freeways, you have award-winning Santiago K-8 just a short walk away and OC School of the Arts just a few minutes drive! This exceptional home epitomizes the best of California Ranch.