Watch the virtual tour for full feature film, 3d showcase, and many more photos.Mega Mansion. Welcome to an architectural masterpiece that took over 10 years to complete. Built to the highest level of structural and interior design standards, this extraordinary, 5 year young residence features a truly unique emphasis on the finest craftsmanship, rare materials, and the flow of positive energy. This all granite colonial manor boasts over 21,000 sq ft of pure luxury, and its all perched up on a prime, gated, 2 acre lot in mahwah's prestigious rio vista community. Built like a bank vault, this palatial home was designed for grand scale entertaining. Banquet sized rooms, an elevator to all 3 floors, a 5 car garage, 3 kitchens, 1000 granite balustrades, 17 zones of radiant heat, 4 rotundas with roof turrets, an arbor/pergola courtyard, 2 verandas, and a walk-out basement with 10ft ceilings are among the amenities.