Immerse yourself in the world of Percy Jackson and his friends with this set of three paperback novels in "The Heroes of Olympus" series, written by Rick Riordan. These books are perfect for young adults and adults who love mysticism, magic, war and combat, fantasy, and historical genres.

The set includes unknown publication years and is written in English, the original language. The books are part of "The Heroes of Olympus" book series and are categorized under "Books & Magazines" and "Books". Get ready to embark on an exciting journey with your favorite characters and unravel the mysteries of Greek mythology.