Some other important characters are Nico di Angelo, son of Hades Reyna Avila Ramirez-Arellano, Praetor of Camp Jupiter and daughter of Bellona and Gleeson Hedge, a satyr, all of whom are tasked with trying to bring peace between the Greeks and the Romans. Seven demigods- Annabeth Chase, Leo Valdez, Percy Jackson and Piper McLean from Camp Half-Blood, with Jason Grace, Frank Zhang, and Hazel Levesque from Camp Jupiter-join forces. (Leo's fire powers defeated a Roman leader who fought with Gaia, Octavian)Īn oath to keep with a final breath, (Leo's oath to come back to a magical island where his love waited)Īnd foes bear arms to the Doors of Death.' (The awakened giants and Tartarus guard the doors of death) 'Seven half-bloods shall answer the call, (Hazel Levesque, Percy Jackson, Jason Grace, Annabeth Chase, Frank Zhang, Leo Valdez, Piper McLean) The story is continued in the sequel series The Trials of Apollo. The final entry in the series, The Blood of Olympus, was published on October 7, 2014. The first book of the series, The Lost Hero, was published on October 12, 2010. Riordan introduces Roman mythology in the series alongside several new characters, primarily from the Roman Camp Jupiter.

The series can be read as a standalone volume, but is meant to be read after Percy Jackson and the Olympians. In the fourth book of the series, there is also a fight against Tartarus, which, in Greek mythology, was the darkest and deepest point of the Underworld. The novels detail a conflict between Greek demigods, Roman demigods, and Gaia (Roman name Terra). The Heroes of Olympus is a pentalogy of fantasy- adventure novels written by American author Rick Riordan. Print ( hardcover and paperback), audiobook, e-book Fantasy, young adult fiction, mystery, adventure, Greek and Roman mythological fiction

The son of neptune audio book