BenHills is an Australian investigative journalist who says he interviewed more than sixty Japanese, American and English sources for his unauthorised biography of the troubled princess.
As architects it hired the team of Bill Coore and Ben Crenshaw (Sand Hills, Friar's Head) to build one of the courses and Tom Doak (Pacific Dunes, Ballyneal) to build the other.
"This was a very tall structure, bigger than Big Ben, in open countryside against the Chiltern Hills, an area of outstanding natural beauty, surrounded by small villages and conservation areas with a lot of cultural heritage and listed buildings, " he said.