Welcome to the "CryENGINE 3 Developers" group . The CryENGINE 3 Developers group is all about creating levels, mod, Total modifications, addon's, machinima videos, Indie games, using Sandbox3 for Crysis or using the free standalone CryENGINE 3 SDK tools.
source and more screenshots: Polycount.com
This is astonishing... Though it could be dramatically improved by replacing the ****** music with Aerosmith - like it's supposed to be :P