The message
from Huge contains these words:

Also the town of Coober Pedy in Australia;

http://www.gluckman.com/CooberPedy.Australia.html

The summer temperatures and the availability of free opal
workings are the driver there. That and there isn't a whole
lot to look at, so the absence of windows is no big deal.

What? Scenery like this
http://www.horizonsunlimited.com/new...-auscoober.jpg
not worth looking at? Are you mad?

--
Skipweasel
Pay no attention to that man behind the curtain.