OOC: And now I feel dumb for not getting this at the top of my head if this is the case.
"The machine... it has to be in a source of great power, somewhere where advanced machine parts would be available. Could it be in CERN or Fermilab? Or perhaps the nuclear power plant."
EMily, Winona, Gwen, and Sara use their towering energy and gather together in a circle. With this, they could feel the great flow of energy within the Earth, to try and locate the machine.
OOC: Now.... where could that thing be?