This massive home is located in an upscale community in eastern Pennsylvania. The newly built mansion is unfinished and features 23,000 square feet of living space which includes 7 bedrooms and 5 bathrooms. The amazing thing about this home, is the price. A home this large would cost you a staggering $19 million in Greenwich, Connecticut. The price per square feet is $77! Other features of this stately home include a marble and granite foyer with floating staircase, large great room, master suite with glass paneled floor and a private observatory, 2 kitchens, playroom, 2 massive bonus rooms, and a 5-car garage.