. >> this glass, it's by an artist named bogenrief, him and his son.took him a few years to piece it together, and it was over half a million dollars. >> what i want to do is do a mirror image of that window on the floor, and i want to use, like, real semiprecious gemstones. ♪ so, jackie, you know, when you look at the situation, people will say "why?" this is how many square feet? >> this home is 90,000 square feet, but we're probably gonna add like a guest house and a tennis club. >> 90,000 square feet, 30 bathrooms -- >> yeah, over 14 bedrooms. >> over 14 bedrooms, 9 kitchens -- and that includes a commercial kitchen. >> right. >> multiple dining areas. >> yes. >> bowling alleys and everything else -- what is the motivation behind this? >> we didn't plan on building the largest home in america, but by the time -- like, i wanted a health spa, david wanted a movie theater, we added another movie theater, then he wanted bowling alleys, and then... >> it just sort of -- just morphed. >> in order to fit all that in. ♪ >> how much property does this sit o