Source: The Publisher Website. Your honeymoon is cut short when your plane crashes on an uncharted island in The Great Unknown: Houdini’s Castle. You awake to discover a madman has kidnapped your husband. To get him back, you’ll have to use all your wits to pass his sinister tests and solve the mysteries of Houdini’s castle. Along the way, you’ll uncover Houdini’s secret past and learn about the brilliant apprentice who changed his life. Can you expose Houdini’s greatest trick to save your husband and escape the island? Take the challenge in this thrilling Hidden Object Puzzle Adventure game. 2 search modes and over 300 hidden items 60 vivid and mystifying locations Dozens of fascinating mini-games Rare videos and historical documents Collector’s Edition: bonus chapter, colorful images for your desktop, original music and concept-art from the game!