The top losanges are of a darker grey than the bottom ones, are they? Furthermore, you will find more and more of these examples of optical illusions in this web site in the next months. I even opened a specific thema just for that since people seem to love finding them here. You can come…
Here is a web site with nice photos of chalk works for optical illusions. From MOI
Look at it for a moment and you’ll see both the appearance of contrasting white spots and the power of your brain trying to create alignments (both vertical and horizontal).
Stare for a while. And appreciate the move.
A web site with plenty of amazing optical illusions (but not as much as the Optical illusion category of my own web site, of course!). More than enough to loose yourself, or to loose your steadiness. Straight lines