Highclere Castle in southern England is the setting for the popular PBS series "Downton Abbey." (National Post photo)
The occupants of Highclere Caste are Fiona, the Countess of Carnarvon, and her husband, the Eighth Earl of Carnarvon. The countess has written a best-selling book about Lady Almina, wife of the Fifth Earl of Carnarvon. (Highclere Castle photo)
"Lady Almina and the Real Downton Abbey, The Lost Legacy of Highclere Castle." By Fiona Aitken, Countess of Carnarvon. Broadway Paperbacks. 320 pages. $15.99.