The Battle of the Labyrinth camp for the school year. On his fifteenth birthday at the summer's end, Percy receives a visit from his father Poseidon, who gives him a sand dollar, admonishing him to “spend it wisely”. Nico later appears to tell Percy his plan to defeat Luke once and for all. "The Battle of the Labyrinth" was initially referred to as "Percy 4" until the title was officially revealed. The novel was teased by Rick Riordan behind the pages of its predecessor, "The Titan's Curse". It was based on the Greek myth of the labyrinth, where the Minotaur was supposedly kept. In his
The Daedalus Variations way to return, while they run into contact with a newly introduced alien race and find the ship's new drive is slowly burning out, and they could be stranded in another universe forever. A spaceship appears out of nowhere over Atlantis. John Sheppard (Joe Flanigan) and his team discover that the ship is the "Daedalus", which is strange as Stargate Command confirms that the "Daedalus" is actually two days away from Earth. Sheppard's team boards the new "Daedalus" and find it apparently abandoned with signs of battle damage. Teyla (Rachel Luttrell) views a log entry from the "Daedalus" commander, Colonel