The Heroes of Olympus

The Heroes of Olympus is Rick Riordan's sequel series to the Percy Jackson and the Olympians series. It focuses on Greek-Roman mythology instead of only Greek mythology like its predecessor series. The sequel series to it is The Trials of Apollo.

The Prophecy of Seven

"Seven half-bloods shall answer the call,

To storm or fire, the world must fall.

An oath to keep with a final breath,

And foes bear arms to the Doors of Death!"

The Seven Heroes of Olympus

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The Heroes of Olympus

Camp Half-Blood

• Percy Jackson: Greek demigod and son of Poseidon. 
• Annabeth Chase: Greek demigod and daughter of Athena. 
• Piper McLean: Greek demigod and daughter of Aphrodite. 
• Leo Valdez: Greek demigod and son of Hephaestus

Camp Jupiter

• Jason Grace: Roman demigod and son of Jupiter . 
• Hazel Levesque: Roman demigod and daughter of Pluto.
• Frank Zhang: Roman demigod and son of Mars and legacy of Poseidon.

Books

Main Series

• The Lost Hero – October 12, 2010
• The Son of Neptune – October 4, 2011
• The Mark of Athena – October 2, 2012
• The House of Hades – October 8, 2013
• The Blood of Olympus – October 7, 2014

Companion Books

• The Demigod Diaries - August 14, 2012

Audiobooks

• The Lost Hero was made available as an audiobook read by Joshua Swanson on October 12, 2010, with a play length of 16 hours and 34 minutes.
• The Son of Neptune was made available as an audiobook, read by Joshua Swanson, on October 11, 2011 (a week after the release of the book), with a play length of 13 hours and 27 minutes.
• The Mark of Athena was made available as an audiobook read by Joshua Swanson on October 2, 2012, with a play length of 15 hours and 9 minutes.

Graphic Novels

• The Lost Hero - October 7, 2014
• The Son of Neptune - February 22, 2017

Trivia

• Two Giants have appeared in each book except the Blood of Olympus.
  • The Lost Hero - Porphyrion and Enceladus.
  • The Son of Neptune - Polybotes and Alcyoneus.
  • The Mark of Athena - Otis and Ephialtes.
  • The House of Hades - Damasen and Clytius, although Damasen is peaceful unlike the other giants.  Polybotes is heard in Tartarus but is not seen.
• The Lost Hero is the only book in the series where one of the two giants that appears in the book lives.
• The Son of Neptune is the only book in which Leo and Piper do not narrate a chapter.
• The House of Hades is the only book in which all members of the Seven recieves a chapter in their point of view.
• The Blood of Olympus is the only book where several giants appear within the same book. They are Porphyrion, Polybotes, Orion, Mimas, Thoon, Hippolytos, Enceladus, Periboia, Otis and Ephialtes.
• From The Son of Neptune onwards, each character received four chapters in their point of view.
• The Heroes of Olympus series is the only series in the Percy Jackson franchise to not be written in the first person narrative format, instead being written in the third-person format.
• Unlike the Percy Jackson series, there are no chapter titles in The Heroes of Olympus books. Instead, Roman numerals are used, a nod to the addition of its mythology in the series.

Gallery

Original US Cover of The Lost Hero

New US Cover of The Lost Hero

UK cover of The Lost Hero

Indonesian cover of The Lost Hero

Original US Cover of The Son of Neptune

New US Cover of The Son of Neptune

UK cover of The Son of Neptune

Indonesian cover of The Son of Neptune

Original US cover of The Mark of Athena

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New US cover of The Mark of Athena

UK Cover for The Mark of Athena

Indonesian cover of The Mark of Athena

Original US Cover of The House of Hades

New US Cover of The House of Hades

UK cover of The House of Hades

Indonesian Cover for The House of Hades

Original US Cover ofThe Blood of Olympus

New US Cover ofThe Blood of Olympus

UK cover of The Blood of Olympus

Indonesian Cover for The Blood of Olympus

Cover of The Demigod Diaries