ON THE EXOTIC ISLAND OF ST. ANN, NANCY SEARCHES FOR SECRETS BURIED IN THE PAST! Swimming, sailing, and snorkeling are all that Nancy, Bess, and Ned expect when they visit old friends at their nineteenth-century plantation, Sugar Moon. But when a strange man appears, brandishing a cutlass, and Nancy discovers traces of intruders, her curiosity is aroused. Soon she comes across a faded love letter with clues to the hiding place of a long-dead pirate's precious gift -- a fabulous emerald necklace. Many colorful island characters have a serious stake in finding the treasure, and Nancy barely escapes from their traps, on land and at sea. Then, just as Nancy locates the necklace, it's about to slip from her grasp forever!

A strange man appears at Nancy's old friend's island plantation brandishing a cutlass, and Nancy discovers a faded love letter with clues to the hiding place of a long-dead pirate's gift, an emerald necklace.

WHEN NIGHT FALLS AND THE HORRORS RISE -- WILL NANCY STAND A GHOST OF A CHANCE? What strange dark secrets can a college professor reveal -- after she has risen from the grave? Do dogs howl at the moon . . .do their eyes glow in the night -- one hundred years after their death? What evil power lurks in the fortune-teller's den -- embodied in the sinister form of a terrifying froglike creature? Prepare to lock your doors and dim your lights. The sound you hear is the beating of your own heart. Nancy Drew is about to face some of her most challenging cases ever -- six frightening and unforgettable encounters with the unknown. . . .

On a winter vacation in Wisconsin, Nancy and her friends stay in a two-hundred-year-old castle where there is the rumor of a hidden treasure.

Nancy tries to prove that a babysitter is being framed when three houses in River Heights are robbed—and the only connection the police can find is that the babysitter was employed at each.

When Emmaline Whitby died, she bequeathed the historic Candlelight Inn to the Guiding Eyes foundation. Dedicated to helping the blind, the foundation plans to create a training center for Seeing Eye dogs. But as Nancy is about to discover, the inn is not only full of hope and history, it’s also packed with deep secrets and dark dangers…

Riding uphill is hard—but going down can send you over the edge! Nancy, Bass, and George are all geared up for a bike tour in Ireland. They’re looking forward to spectacular scenery, romantic ruins, local entertainment, and, at the end of the day, cozy inns to welcome them. But it isn’t long before the three friends realize that they’re riding with danger. From the moment they arrive at the airport, someone seems to be targeting the tour members, especially the two teen sisters from Australia. Even worse, not all the cyclists are what they appear to be. As the group bikes along sheep-filled roads and steep seaside cliffs, the menace mounts. Nancy knows that if she makes one wrong turn she’ll be on a detour to disaster!