Nico's birthday is (while undecided) Rick Riordan stated to be January 28th, 1924 (however that would make him nineteen at his mother's death not ten)
2010: Perseus Jackson awakes after months in deep sleep by Hera/Juno, begins training with Lupa at the Wolf House. May May 2005: Yancy Academy attends Manhattan Museum of Greek and Roman artifacts. Percy destroys Alecto.
June 5, 1964 - Rick Riordan, author of the Percy Jackson & the Olympians and the Heroes of Olympus series, is born. June 5, 1976 - Grover Underwood is born, the nephew of Ferdinand June 14, 2005 - Perseus Jackson...