Caught in the middle of an ancient power struggle, Emily and Pegasus must venture to Diamond Head volcano in Hawaii to track down the one thing that can save Olympus--before the Titans get there first.

Having founded the bank that became the most powerful in Europe in the fifteenth century, the Medici gained massive political power in Florence, raising the city to a peak of cultural achievement and becoming its hereditary dukes. Among their number were no fewer than three popes and a powerful and influential queen of France. Their influence brought about an explosion of Florentine art and architecture - Michelangelo, Donatello, Fra Angelico, and...