Experience coastal elegance and ultimate island living in this extraordinary gated waterfront estate, Casa della Fontana, the Fountain House. This home offers the ideal blend of luxury, privacy, and convenience on a tranquil street on Siesta Key's coveted north end. Just minutes from everything on and off the island, this residence is poised on a deep sailboat water bayou just off Sarasota Bay and the Intracoastal Waterway. Enjoy a quick boat ride through Big Pass to the Gulf of Mexico, making it a haven for boating enthusiasts. The heart of this magnificent property is the great room, offering tranquil water views and a full balcony through French doors. This stunning space features soaring 20-foot beamed ceilings surrounded by a two-story library. A breathtaking gallery and loft overlook the dining area, complemented by custom hand-hewn wood trestles and iron railings from Tampa's renowned Vasquez Forge. Adding a touch of enchantment, a hidden wood-paneled staircase awaits discovery. The gourmand's kitchen boasts top-of-the-line Wolf, Sub-Zero, and Miele appliances, exquisite quartzite countertops, a coffered ceiling, a spacious waterfront breakfast area, and a functional walk-in pantry. Hand-hewn beams incorporated throughout the house and lanai enhance the seamless blend of old-world charm. Retreat to the waterfront owner's suite, featuring an expansive bedroom, two private balconies, two luxurious baths, a central walk-in shower with dual entries, and two walk-in closets.The private guest wing offers three bedrooms, three baths, two balconies, and private exterior access to the driveway, ensuring comfort and privacy for family and guests. The outdoor living space is an entertainer's dream, featuring a summer kitchen, heated pool, hot tub, and a 1,000-square-foot covered area with multiple seating spaces. Nearby, an additional pool-level guest suite, media-game room, and workshop offer a retreat for relaxation after a day on the water. Boating and fishing enthusiasts will relish the property's three exceptional boat lifts: a 10,000-pound lift, a davit lift, and a two-post lift, ideal for a small boat, kayak, or jet ski with docking space for a vessel up to 45 feet. The dock, complete with a fishing table and underwater lights, attracts a variety of marine life, including snook, Spanish mackerel, sheepshead, redfish, and juvenile tarpon. The oversized three-car garage is equipped with hurricane-rated doors, and a newly refinished natural stone paver driveway can accommodate up to 20 cars. This fabulous residence was meticulously transformed into a masterpiece through a two-year, million-dollar renovation where safety and structural integrity were essential. Built by the commercial builder Magnum Construction, the home has storm-resistant features such as concrete and rebar footings, and the main living level is at 16 feet elevation. The numerous upgrades include a new Spanish barrel tile roof, new paint, a pergola, redesigned landscaping and irrigation, new HVAC and duct systems, tankless water heaters, a pool and irrigation pump, a pool heater, Control4 home automation, a whole-house generator, and removable hurricane curtains. This remarkable residence is not just a home; it's a lifestyle. Don't miss this opportunity to experience the best of waterfront living on Siesta Key! Close to the world-famous white sands of Siesta Beach, Siesta Village, and vibrant downtown Sarasota's restaurants, shopping, museums, and entertainment.