2The Son of NeptuneThe Son of NeptuneView on AmazonAmazonView on StoryGraph View on Goodreads Read it?
3The Mark of AthenaThe Mark of AthenaView on AmazonAmazonView on StoryGraph View on Goodreads Read it?
4The House of HadesThe House of HadesView on AmazonAmazonView on StoryGraph View on Goodreads Read it?
5The Blood of OlympusThe Blood of OlympusView on AmazonAmazonView on StoryGraph View on Goodreads Read it?
