In this all-new very special miniseries, the Aldens have been recruited by a secret society to return lost artifacts and treasures to their rightful locations--all around the world! The final leg of the Aldens' journey brings them to South America and to the Salt Flats in northern Argentina. But when they hit a dead end, they realize someone has tricked them in order to delay their plans! Returning to Buenos Aires, the Aldens connect with the Silvertons...

After years of brutal training for what she thinks is the noble purpose of becoming a Seeker, Quin Kincaid, fifteen, learns that she will be using the ancient artifacts and sacred knowledge as an assassin.

Lu Wonder, a bright, curious girl who hopes to be a scientist, sets out from her Kansas home in 1855 with her best friend Eustace, a slave, on a journey to Antarctica to protect a mysterious artifact and hide it from the man responsible for her father's death.

After the murder of her beloved uncle Daniel, archaeologist Laetitia Talbot receives a posthumously delivered postcard that takes her to the excavation in Burgundy where her uncle had spent his final days and finds herself searching for a long-lost repository of Templar treasure, as well as for a killer who will do anything to keep an ancient legacy hidden.

Finding herself trapped again in a plot that has been centuries in the making, Quin is forced to face the past and its enemies and save herself and everyone she loves.

When young lawyer David Martinez receives an ancient map from his dying grandfather, the mysteries of his past begin to open up before him. The map leads David into the heart of the dangerous Basque mountains, where a genetic curse lies buried and a frightening secret about the Western world's past is hidden. Meanwhile, London journalist Simon Quinn may have found his big break. A wealthy, elderly woman has been murdered in the most horrific fashion,...

In Glacier National Park, middle school geniuses Sam, Martina, and Theo follow clues related to Thomas Jefferson as they tackle a new round of puzzles, riddles, and traps to find the next key left behind by the Founding Fathers, but Gideon Arnold, descendant of the infamous Benedict Arnold, is hot on their trail.