Inspiring by an artwork of Grégoire GUILLEMIN Eclectic Graphical Gamer (http://www.greg-guillemin.com)
Artwork: http://behance.vo.llnwd.net/profiles4/234826/projects/1680846/hd_63ed7f7c5a02677a2b514a1e01de8b2e.jpg
So I decided to used particles system to build one of my own.
Blender Cycles Render: 400 samples