If you want to get shivers up your spine, then take some time to look at a man named Mathieu Schmitt's incredibly creepy art. Schmitt uses 3D printing to make obscure pieces of a landscape he calls Glitches. By just changing somewhat minor elements of various pieces, he makes your blood run cold. More details on his work, as well as a whole slew of awesome pictures can be found here: http://3dprint.com/15604/3d-glitches-art

Check out the image below where a huge is slightly obscure: