Maybe we watched too many horror movies as kids, or maybe it's just an evolutionary advantage to be wary of danger when it isn't necessarily there, but we can all remember that sudden feeling of terror when the shadow of a tree flashes across a window.
This scary optical illusion is being shared on social media as it claims that it will leave you seeing terrifying visions — so try it at your own risk! #personalitytest #personalitytype #quiz #funtest #mindgame #opticalillusion #visualtest
Here is very interesting Upside Down Optical Illusion. You will have one view in one side and then turn the picture upside down to have a look at the another version of the same picture. An intelligent Optical Illusion indeed.