The fourth book in the bestselling Percy Jackson and the Olympians series - now as a graphic novel! Discover the story behind the Disney+ series.Honestly, blowing up another school was the last thing I wanted to do.As the son of a Greek God, I've had my share of near-death disaster - and now my arch enemy Luke wants to invade our camp via an ancient labyrinth.If he succeeds, thousands of bloodthirsty monsters will attack. So it's goodbye sunshine, hello darkness as four of us descend into the terrifying underground and beyond . . .Praise for Rick Riordan: 'Vastly entertaining' Independent 'The stuff of legends' Guardian Books and series by Rick Riordan:The Percy Jackson seriesPercy Jackson and the Lightning Thief (Book 1) Percy Jackson and the Sea of Monsters (Book 2) Percy Jackson and the Titan's Curse (Book 3) Percy Jackson and the Battle of the Labyrinth (Book 4) Percy Jackson and the Last Olympian (Book 5) Percy Jackson and the Olympians: The Chalice of the Gods (book 6) Percy Jackson and the Olympians: Wrath of the Triple Goddess (book 7)The Kane Chronicles series The Trials of Apollo series The Heroes of Olympus series The Camp Half-Blood series The Magnus Chase SeriesRICK RIORDAN(he/him), dubbed "storyteller of the gods" by Publishers Weekly, is the author of five New York Times number one bestselling series with millions of copies sold throughout the world. He is known for his Percy Jackson and the Olympians books, which bring Greek mythology to life for contemporary readers. The first book in the series, The Lightning Thief, has won numerous awards, and been adapted into a feature film, a graphic novel, a Broadway musical and an Emmy Award-winning live-action series on Disney+ that Rick cocreated and executive-produced. He lives in Boston, Massachusetts, with his wife and fellow executive producer, Becky.