Located within the highly coveted estates neighborhood of San Marino, this Regency Revival masterpiece was built in 1929 by the renowned architect Roland E. Coate. The home is set behind attractive iron gates and tall hedges at the front and is bordered by the Kewen Canyon at the back of the property to provide the ultimate in privacy. Attesting to its rich history and legacy, this was once the cherished USC Presidential Mansion. The home's luxury and elegance is highlighted by soaring ceilings, generously proportioned rooms, six fireplaces and an array of magnificent architectural details. Upon entering the home, one is welcomed into a long reception hall flanked by a large formal living room, the spacious dining room and a powder room. An enclosed loggia at the end of the reception hall features stenciled wood beams, an outfitted wet bar and arcade windows providing panoramic views of the meticulously manicured backyard gardens. A wood paneled library with fireplace is another gem of the house. The spacious gourmet kitchen, designed by Christopher Peacock, is decked out with a La Cornue range, a marble island with bar height seating, coffered ceiling and the highest quality custom cabinetry. A bedroom suite with a bathroom and adjoining office completes the main level. A grand staircase leads to the upper level presenting five bedrooms and four baths including a luxurious primary ensuite bedroom with fireplace and dressing rooms along with a junior ensuite bedroom with fireplace and dressing room. A large sun deck overlooks the backyard and beyond to canyon vistas. The basement, running nearly the length of the home, includes a wine cellar, storage rooms and a finished media room. Massive pocket doors, rolling window screens, operable shutters, and custom iron window grills showcase the era's masterful craftsmanship. The property has been renovated to a high standard exemplified by a walnut paneled elevator connecting all levels of the home. Immaculate gardens with oak, cedar, olive, magnolia and fruit trees grace this idyllic sanctuary. A lighted N/S pickleball/tennis flexible court, fountains, terraces, pavilions, glass mosaic tile spa and pool frame the backyard. Adjacent to the 3-car garage is a guest house with a bedroom, kitchen, bath and separate studio. Set in a prime location close to the Huntington Library, Lacy Park and the shops and restaurants along Lake Avenue, this property offers the utmost in privacy, comfort and modern sophistication.