Three Rings Forced Perspective Illusion Video credit: Dr Matt Pritchard What am I looking at? Apparent size is relative. It is connected to the distance of the object. This fact can help in creating Forced Perspective videos like this one with three rings of different sizes. More optical illusions:Ominous birdMonkey SelfieBig cat on the roofBaby BigfootHeadless playerWhat big mouth you have!Square Fire HydrantCrow