The Last Olympian (Percy Jackson and the Olympians, #5)

The Last Olympian is a fantasy-adventure novel based on Greek mythology by Rick Riordan, published on May 5, 2009. It is the fifth and final novel of the Percy Jackson & the Olympians series and serves as the direct sequel to The Battle of the Labyrinth. The Last Olympian revolves around the demigod Percy Jackson as he leads his friends in a last stand to protect Mount Olympus. Upon release, the book received highly positive reviews from various critics. It was also the #1 USA Today bestseller, the #1 Wall Street Journal bestseller, and #1 Los Angeles Times bestseller.