Harley James Adventures Books in Order

When Egypt's legendary Emerald Tablets disappear, Harley James follows clues beneath the Pyramids of Giza. Ancient riddles and the return of enemy Magnus Murdoch complicate her effort to stop the artifacts' mind-control powers from being used.

Young cryptologist Harley discovers an ancient Mayan statue, only for it to be stolen from her room. With legends warning that reunited statues could raise an army of the dead, she must follow clues to recover it.

In Jamaica’s Port Royal, Harley races to protect a mythical blue pearl before its discovery brings disaster. Conflicting loyalties and a ghostly companion complicate her search, leaving codebreaking skills as her best chance to uncover the truth.

A birthday trip to Paris turns into a mission when a legendary amethyst is stolen from the Louvre. Harley and a local ally follow clues into the catacombs, racing a thief intent on exploiting the artifact’s power.

Harley arrives in Scotland to find an old enemy threatening the secret of the Falcon Queen. With help from new and familiar friends, she follows riddles and a mysterious silver feather toward a hidden chamber.