The City of Xaotil is a personal project I was working on a few months ago.
I started it as a sketch and took it then to a final shot using Photoshop, Maya and Shake.
You can watch it as a moving sequence with a little breakdown here: http://www.vimeo.com/6249382
and find more info about it on my site:
http://www.proconpictures.com/m/_proconpictures_matte10.jpg
and blog: http://proconpictures.blogspot.com/