Annabeth had tried to give the Romans a heads-up. She’d asked Leo to send one of his special inventions—a holographic scroll—to alert their friends inside the camp. Hopefully the message had gotten through. Leo had wanted to paint a giant message on the bottom of the hull—WASSUP? with a smiley face—but Annabeth vetoed the idea. She wasn’t sure the Romans had a sense of humor.

The Mark of Athena, Chapter I