For those of you who find yourself venturing through dever for the first time, this
may help. I've started to map the tunnels and here is what i have so far as well
as a decent lay out of the rest of the grounds taken from a satalite photo
(http://www.ibsocialclub.org/rally/Misc/pd/devermapnewest.jpg)
Nice work Rally, very informative. Remember, this could be dever. Or, maybe just some figment of our imagination. :D
Looks like San Francisco to me.