This is a heavy composition scene I made in Blender about 3 days to test my composition skills and my PC's rendering load capacity, the former was good, and the latter bad :D
BlendSwap File: http://www.blendswap.com/blends/view/71758
Timelapse Video: http://www.youtube.com/watch?v=owv_ShIxqaw&feature=youtu.be
