The Battle of the Labyrinth camp for the school year. On his fifteenth birthday at the summer's end, Percy receives a visit from his father Poseidon, who gives him a sand dollar, admonishing him to “spend it wisely”. Nico later appears to tell Percy his plan to defeat Luke once and for all. "The Battle of the Labyrinth" was initially referred to as "Percy 4" until the title was officially revealed. The novel was teased by Rick Riordan behind the pages of its predecessor, "The Titan's Curse". It was based on the Greek myth of the labyrinth, where the Minotaur was supposedly kept. In his
The Battle of the Labyrinth The Battle of the Labyrinth The Battle of the Labyrinth is an American fantasy-adventure novel based on Greek mythology written by Rick Riordan. It is the fourth novel in the "Percy Jackson & the Olympians" series. The novel was first published in the United States on May 6, 2008 by Hyperion Books for Children, an imprint of Disney Publishing Worldwide. It has been published in hardcover, audiobook, ebook, and large-print editions. To date, "The Battle of the Labyrinth" has been translated into 29 languages from its original English. The book follows the adventures of modern-day fifteen-year-old demigod Percy Jackson, the