If you are a teen/young adult, you will enjoy becoming a participant in The Landmark Codes Get your Smartphone, tablet, or computer ready for an interactive journey that will whisk you around the world online, challenging you with a series of codes along the way - the identical codes two families summoned to an ancient castle in northern Scotland must solve as rivals in a quest to inherit a vast fortune. But be warned Unless you, the reader, are successful in solving every encryption, you will find it difficult to identify where in the world you are once the quest begins; and decoding the final message to reveal where the journey ends will be next to impossible So sit back, relax, keep your favourite internet-ready device handy... along with a pen and some paper, and get cracking