Royal Pains: A Rogues' Gallery of Brats, Brutes, and Bad Seeds

The Royal Book of Lists: An Irreverent Romp through British Royal History

Inglorious Royal Marriages: A Demi-Millennium of Unholy Mismatrimony

Behind the Palace Doors: Five Centuries of Sex, Adventure, Vice, Treachery, and Folly from Royal Britain

Royal Affairs: A Lusty Romp Through the Extramarital Adventures That Rocked the British Monarch y

Doomed Queens: Royal Women Who Met Bad Ends, From Cleopatra to Princess Di

Notorious Royal Marriages: A Juicy Journey Through Nine Centuries of Dynasty, Destiny,and Desire

In Triumph's Wake: Royal Mothers, Tragic Daughters, and the Price They Paid for Glory

American Princess: The Love Story of Meghan Markle and Prince Harry

Absolute Power: The Real Lives of Europe’s Most Infamous Rulers

Royal Sisters: Queen Elizabeth II and Princess Margaret

Dark History of the Kings & Queens of England: 1066 to the Present Day

Secret Lives of the Tsars: Three Centuries of Autocracy, Debauchery, Betrayal, Murder, and Madness from Romanov Russia

Born to Rule: Five Reigning Consorts, Granddaughters of Queen Victoria

Matriarch: Queen Mary and the House of Windsor

Catherine the Great: Portrait of a Woman

Game of Crowns: Elizabeth, Camilla, Kate, and the Throne

Diana: Her True Story - In Her Own Words: The Sunday Times Number-One Bestseller