HIGH-ALTITUDE BLIZZARD, BUBBLING RIVERS OF LAVA, AND BEACHES WITH RAGING SURF; one thing s for sure: The Hawaiian Islands offer no shortage of adventure! Teaming up with fellow explorer, Alana Akaui, thrill-seeking twins Gannon and Wyatt begin an expedition that will take them to rarely visited parts of this Pacific paradise. When an ancient map is found on a drowning archeologist, the explorers shift their attention to uncovering the map s secrets. To their astonishment, they discover that it might help solve one of Hawaii s most puzzling mysteries the whereabouts of the islands most-revered ruler, King Kamehameha the Great! Adding danger to an already perilous journey, someone else is after the map, and they seem willing to do just about anything to get it.