Dare you join Harry on a visit to the Shrieking Shack, the most haunted building in all of London? Secret doors and traps are everywhere. Animagi even transform from wizards to animals with the help of a LEGO figure transformer. Need a secret escape route to return to Hogwarts in a hurry? Go thorough the trapdoor in the floor of Honeydukes candy shop and you'll be on your way.
