As the battle is not militaristic but ideological (recall the significance of “mouth” and “signs” and “frogs” in Revelation 16:13–14), the location too is not physical but metaphorical. Wherever kings and nations would align themselves against the Lord and his Christ—the Judge!—their efforts are guaranteed to fail (= Armageddon).
16 And they assembled them at the place that in Hebrew is called Armageddon.