Computer graphics
Leroy S. (LeRoyalle)
Artist's deviantART profile http://leroyalle.deviantart.com
The image was found at http://leroyalle.deviantart.com/art/Triangle-Impossible-152459476
Impossible World
Artist's deviantART profile http://leroyalle.deviantart.com
The image was found at http://leroyalle.deviantart.com/art/Triangle-Impossible-152459476