http://www.andrey-goncharov.com
Internal project of Transparent House that shows different type of concrete treatment. Other ideas can be found on my behance or facebook page or my website.
http://andrey-goncharov.com/70526/585134/architecture/concrete-art
http://www.behance.net/gallery/CONCRETE-ART/4158625
https://www.facebook.com/andrey.goncharov.37