In this second book of the Galactic Treasure Hunt series, the Adventures of Jake and Scott continue when they blast off with their space alien friend Nojo for the lost city of Atlantis. They arrive at the end of the last ice age and watch final moments of Atlantis. But this is only the beginning of their quest: They face earthquakes, saber tooth tigers, mastodons, giant waves, sharks, mummies, alien robots, and diabolical traps that only Jake and Scott can overcome. This fast paced adventure/science fiction story combines real world physics with a fantastic plot. * secret word at the beginning of each chapter written in an alien alphabet * alphabet decoder at the end of the book lets you decode a secret message from Nojo o clues written in the alien alphabet at the beginning of each chapter -- illustrations on every page -- short 4-6 page chapters -- perfect for read-aloud or 7-11 early readers.