[So the illusion falls...or was this just another illusion meant to give them the illusion of freedom? Well, if there is a control room somewhere, then odds are fair that it's somewhere they wouldn't expect anyone to look, or just somewhere inaccessible.

Which is why Alex is heading straight for the entrance to what seems to be a cave system. It was impossible to get to before, after all, so maybe their control room is in there somewhere...]