An Instagram account has challenged people to spot as many cyclists as they can in this brain-bending optical illusion. The brain teaser, posted by the account “Optical Illusions”, shows two roads, one on top of the other, blurred together in an autumnal scene. In the middle of the picture, one road above can be seen merging with the other below.
The test is to spot as many cyclists as you can. However ... Read even more
