This magnificence mansion was the former winter home of John and Mable Ringling. It is called Ca’ d’Zan which in Italian means “House of John.” However, it was Mrs. Ringling who managed every inch of constructing this 36,000 square foot residence from 1924 through 1926. The builder, Owen Burns, was also a significant landowner in Sarasota. He partnered with the president of Ringling Brothers Circus on several land development projects in the early 1900s.