24 Most Expensive Mansions In The World

Fair Field Mansion

Built by Ira Rennert in Sagaponack, this massive mansion is 62,000 sq ft on 63 acres of Hamptons beachfront property. Like any true mansion, the splendor doesn’t stop in the main house, instead extending to a play house (with a bowling alley and basketball court) and two pool houses along with a 164-seat theater. This house is so big the garage can hold 100 cars! Price tag: $248 million.