Join HARRY POTTER(TM) and other first-year students on their inaugural trip across Black Lake to the Hogwarts(TM) Castle, with this glow-in-the-dark lock and key diary. Turn out the lights and watch the castle windows, torches, moon and more glow! Featuring delightful illustrations from the acclaimed book Harry Potter(TM) Exploring Hogwarts, illustrated by Studio Muti, this diary includes 192 pages and a lock and two keys to keep your thoughts secure from even the most powerful witches and wizards.