“What the frog’s legs”? That’s what most of my grandmothers friends will be saying once they watch this collection of insane illusions our eyes are awesome tools to see what’s going on in the world, however they are very dumb. Eyes get lazy of seeing things one way so they just make up lies to tell your brain when they see something they don’t fully understand. Check out these 6 illusions that will make you say WTF.