Highclere Castle, Hampshire, England.

Home of the Earl and Countess of Carnarvon, and site of the PBS TV series, "Downton Abbey." The Fifth Earl of Carnarvon (the great-grandfather of the current Earl), along with archaeologist Howard Carter, discovered the tomb of Tutankhamun in 1922.

For help in finding your "castle," email Carol at homes@pasadena-homes.com, or call her at 626.351.5999, to find your own home.