Deadly stairs Credit: defCONCEPT What am I looking at? These deadly stairs look wrong for a second, until you blink. If you can see it only in one way, just scroll up and down and you will see the other way appear. More optical illusions:Fair GameToo many legsAbsolutely impossibleApartment on fireMysterious treeAerial View of a BeachShadow catCatfusion
