9781426212680 | Natl Geographic Society, April 21, 2015, cover price $26.00

9780812979053 | Random House Inc, July 8, 2014, cover price $16.00

9781452632964, titled "Behind the Palace Doors: Five Centuries of Sex, Adventure, Vice, Treachery, and Folly from Royal Britain: Library Edition" | Unabridged edition (Tantor Media Inc, June 20, 2011), cover price $83.99 | About this edition: Beleaguered by scandal, betrayed by faithless spouses, bedeviled by ambitious children, the kings and queens of Great Britain have been many things, but they have never been dull.

9780143113058 | Penguin USA, March 25, 2008, cover price $15.00

9780143035442 | Penguin USA, June 1, 2005, cover price $16.00 | About this edition: Presents a look at some of the greatest deceptions in history, from the forged document that the Vatican used to lay claim to much of Europe, to the authorship of Hitler's diaries, to other great con artists, imposters, and scientific frauds.

9780142001929 | Penguin USA, July 1, 2003, cover price $17.00 | About this edition: Offers a close-up look at the misdeeds and misbehavior of America's founding fathers, including infamous sex scandals, treacherous parents and ungrateful children, instances of insanity, and unexplained deaths.

9781841973371 | Unabridged edition (Recorded Books, October 1, 2002), cover price $56.00 | About this edition: From Nero's nagging mother (whom he found especially annoying after taking her as his lover) to Catherine's stable of studs (not of the equine variety), here is a wickedly delightful look at the most scandalous royal doings you never learned about in history class.

9780140280241 | Penguin USA, May 1, 2001, cover price $17.00 | About this edition: Profiles the lives and convoluted relations of notorious rulers including Catherine the Great, King George III, and Joanna the Mad.