Alix and Nicky: The Passion of the Last Tsar and Tsarina

Spare

Swan Song: Diana, my sister

Catherine the Great: Portrait of a Woman

Diana: Her True Story in Her Own Words

The Plantagenets: The Warrior Kings and Queens Who Made England

The Palace Papers: Inside the House of Windsor--the Truth and the Turmoil

The Wars of the Roses: The Fall of the Plantagenets and the Rise of the Tudors

Nicholas and Alexandra: The Classic Account of the Fall of the Romanov Dynasty

The Children of Henry VIII

Peter the Great: His Life and World

Elizabeth the Queen: The Life of a Modern Monarch

The Diana Chronicles

Eleanor of Aquitaine: A Life

Lady Almina and the Real Downton Abbey: The Lost Legacy of Highclere Castle

Matriarch: Queen Mary and the House of Windsor

Marie Antoinette: The Journey

The Monarchy: A Critique of Britain's Favourite Fetish

Revenge: Meghan, Harry, and the War Between the Windsors

The Lady in the Tower: The Fall of Anne Boleyn