Optical illusion leaves you spinning – look at it for 20 seconds and then watch your hands admin 9 hours ago News 2 Comments Off on Optical illusion leaves you spinning – look at it for 20 seconds and then watch your hands 22 Views A MIND-BOGGLING optical illusion has left viewers having to blink twice after the crazy effects. The trippy visual was uploaded … Read more Share Facebook Twitter Stumbleupon LinkedIn Pinterest