All five books in the Trials of Apollo series in a hardcover boxed set of heroic proportions.<br/>Favorite Greek and Roman demigods return in a five-book adventure quest with a fresh twist: they’re helping Apollo regain his immortal status.<br/>"A clash of mythic intrigues and centuries of pop culture to thrill die-hard and new fans alike."--Kirkus Reviews<br/><br/>5 hardcovers in a specially designed slipcase<br/>#1 New York Times best-selling series<br/>Rick Riordan is considered the "storyteller of the gods" because of his five #1 best-selling series based on mythology<br/>A new take on Greek and Roman mythology from the point of view of a fallen god<br/>Fast-paced, monster-filled quest adventures told with humor and heart<br/>Brings back beloved demigod characters from the Percy Jackson and Heroes of Olympus series<br/>Concludes the Percy Jackson saga<br/>Introduces new demigods<br/>Villains are based on Roman emperors<br/>Features a diverse cast with people from all kinds of backgrounds and lifestyles<br/>Perfect for middle schoolers but can be enjoyed by older readers, too<br/>From The Hidden Oracle to the long awaited The Tower of Nero, this collection will thrill loyal readers and be a go-to gift for new fans of the bestselling series.