In this suspenseful sequel to The Marino Mission, teens Alexa and José reunite at the ruins of an ancient Mayan temple where they unearth intriguing clues about this ancient civilization. When they uncover a sinister scheme to sell priceless Mayan artifacts to the highest bidder, Alexa and José get caught up in the throes of a fast-paced jungle adventure that draws them into a heart-wrenching predicament. Includes glossary and vocabulary exercises.