The Crystal Prophecy : Alan Zemek : 9780996092128 : 0996092129 : 27 Aug 2014 : "They caught sight of something so fantastic it awed them into silence. Directly in front of them was an imposing structure made of metal and carved stone. It was so tall-around fifteen feet- that it touched the cave ceiling. It was set back five feet from the waterfall, and it marked the end of the cave..." Kay and Jack are rock climbing when they discover a mysterious object. They enlist their friends AJ and Eagle to help unlock its secrets. Together they make a shocking discovery: an ancient tribal legend predicts a catastrophe that only they can prevent. They embark on a perilous journey to fulfill The Crystal Prophecy.