Landmark Estate Backing Onto The Prestigious Thornhill Golf And Nestled On Its Expansive South-Facing Lot. Towering Mature Trees For Ample Privacy. A Masterclass In Timeless Elegance & Craftsmanship W/ Striking Limestone Exterior & Cedar Shake Roof. Over 12,150 SF Of Luxurious Living Space. Opens To A Grand Foyer W/ Majestic Cathedral Ceiling Soaring to a Breathtaking Height of Over 18 Feet, Custom Wall Paneling, Heated Natural Limestone Floors & Crown Molding. The Main Level Offers 11' Ceilings, Formal Living & Dining Rooms, Private Office Complete W/ Floor To Ceiling Wood Panelling & Gas Fireplace, Chef's Gourmet Kitchen W/ Custom Cabinetry, Natural Stone Countertops Complete in Leathered Finish, Wolf Appliances, Limestone Floors W/ Elegant Marble Inlays, Walk-in Pantry, Breakfast Area & Walk-out to Rear Gardens. The Family Room Impresses W/ Grand Atrium Ceilings, Flooded W/ Natural Light, Custom Built-Ins, & A Dual Fireplace. Heated Floors Enhance The Side Entrance & Powder Rooms. Unparalleled In Grandeur Primary Suite Offers Walk-Out to Terrace, Gas Fireplace, Walk-In Closet W/ Vanity Island, A Spa-Like Bath W/ Heated Marble Floors, His&Hers Vanities, Jacuzzi Tub & Separate Water Closet. Upper Lvl Features Three Oversized Bedrooms, Each W/ Private Ensuites, Custom Closets & 2 Balconies. Walk-Out Lower Level Designed by World Renowned Lori Morris, Features 9' Ceilings,Home Theatre, Games Room, Temp. & Humidity Controlled Wine Cellar (1,500 bottles), Guest Suite, Full Spa With Sauna & Shower, Gym W/ Direct Access To The Gardens & Heated Pool. Smart Home Features Incl. Lutron Lighting, Sonos Sound System, Radiant Floor Heating. Full Snow-Melt Systems For Driveway & All Exterior Stone Surfaces. Backyard Oasis Features An Inground Heated Salt Water Pool W/ Cascading Waterfall, Hot Tub, Outdoor Bathrm/Change Rm, Lush Gardens, & Resort-Style Amenities. A One-Of-A-Kind Estate W/ Unparalleled Blend Of Sophistication, Ultimate Privacy And Prestigious Golf Course Setting.