We're making progress here.
cgb and SI,
Having looked at some pictures of Hex River Valley I can see why you might think that. Wearing my geologist's hat, I think I would have started looking in South Africa too.
However, this aerodrome is not in that part of Gondwanaland. Max Tow is closer
Here's the front lawn of the resort:
but this is not the Kimberleys or Bungle Bungles.