User blog comment:Frodo the 9 fingered/A Third Camp?/@comment-173.84.245.50-20120814230347/@comment-71.231.91.187-20120816204201

I don't think he (Alcyoneus) was refering to other Greek/roman camps. I think he was refering to other camps from other mythologies like the norse or possibly Egyption. Kinda like in the red pyramid how the main villian was talking to his subject about conquering the WHOLE world.