ISBN-13: 9781475004625 / Angielski / Miękka / 2012 / 128 str.
City kid Corbett (Griffy) Griffith III is back at Whispering Pines Lodge for the summer, ready to leave his family troubles behind. When he and Pike help clean up after a massive storm, they uncover ancient artifacts hidden by the waters of Lost Land Lake. As they research the artifacts, they find themselves in a battle against a cunning, desperate archaeologist. The rewards of this prehistoric discovery belong to a new friend, and Griffy is determined to help save his business no matter what. The boys won't abandon a friend. No way. It's do or die now. Can they protect their find?