Wii Cheats Chronicles Of Narnia: Prince Caspian, The Cheats Share Tweet Share Share Email Comments Treasure keys hint:When you see treasure keys on the ground, pick them up as they can be used to open treasure chests with a snowman floating above it. Related Items: Share Tweet Share Share Email Click to comment You must be logged in to post a comment Login Leave a Reply Cancel replyYou must be logged in to post a comment.