This is one of the things that should be in the top row.
I have never seen anything like it, I haven't seen many things that are this cool, and its one of the most outstanding uses of ZBrush, and of sculpting in general that I know of. On top of all that, you actually tell us how you are doing it, and that's beyond awesome.
I think you are a friggin genius.\
Do one of Aurick, and make it 80 meters tall, that will get some attention.
Especially if it straddles the entrance to a harbor.