Awe inspiring 180 degree views from Tustin to the Pacific, this 7,622 sf architectural masterpiece at the end of a cul-de-sac is perched on a beautifully landscaped half-acre site in the estates of Tustin Hills. Designed by celebrated architect Ron Yeo, the Pasadena/USC style home boasts a broad open floor plan on multiple floating levels with intimate living spaces highlighted by exposed wood and beam design and high ceilings with all important rooms designed around the spectacular views and integrated indoor and outdoor spaces. A large bright living room with fireplace has an adjacent formal dining room with crystal chandelier and wrap around deck. A convertible office/library with copper fireplace and bookcase is below. The kitchen space includes a breakfast nook, owners' desk and an open introduction to the main living areas below. An enticing entertaining space includes a full bar with dishwasher, a player piano with 100 music rolls, reel to reel tape system and more. Descending to the right of the kitchen leads to a private tasting room with a temperature controlled 400+ bottle wine cellar; a few steps to the left of the kitchen is a cozy family space with fireplace, bookcases, kids nook and direct access to the large entertaining deck boasting a resort style natural rock waterfall and solar-heated pool, spa and built-in BBQ, with views. Situated between the Tasting Room and convertible library is a sauna, bathroom, second family room with pool table, bar with pool deck access and a fitness space with floor to ceiling mirror and ballet barre. The master bedroom boasts a fireplace, views, speakers, high ceilings and a large closet with a stand-alone 12 drawer built in. The master bath impresses with a 2 head shower, spa tub, double sinks, garden feature, skylight and chandelier. Significant other highlights include 2 en suite bedrooms with private patios, a 4th bedroom with adjacent bath, an atrium garden retreat with water feature, 3 car garage with extensive built-in storage cabinets and workbench, integrated alarm and intercom system, central vacuum, 2 tankless water heaters, 4 furnaces, 4 a/c units, 2 skylights and hardwood floors to name just a few of the many luxury features of this estate. The home's exterior was painted in 2023 with new decks in the last 4 years. A key safety feature provides crucial wildfire protection with an integrated roof sprinkler system and strategically located controls in the master bedroom and garage.