What is Piggys theory about the whereabouts of the plane crash?

Piggy theorizes that the plane crash landed on the island due to the war and that they are likely in an uncharted area. He believes that the boys are stranded far from civilization and must find a way to signal for rescue. Piggy's logical thinking contrasts with the other boys' more primal instincts, highlighting the struggle between reason and savagery in their new environment.