Architectural brilliance meets waterfront luxury with a Thirlwall designed modern masterpiece with direct Biscayne bay views. Extraordinary 21,000 sq foot residence with 10 beds + 12 bath, open floor plan blending elegance with unparalleled amenities. 2,000 sq ft gym/spa sanctuary with sauna, steam, cold plunge, treatment rooms. Suspended staircases, office suite, theatre, hair salon, games room. Detached guest suite, padel tennis court, glass-enclosed climate-controlled car gallery for 14+ cars. Approx 50,000 ft.² of land with buildable 39,200 sq ft of house + 22,000 sq ft.² strip of mangrove forest that leads out to the bay front. Conceptual design only not yet approved and buyer must complete plans and permits and complete construction. Land $29,900,000 + construction est. $25,000,000.