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:Disappearing trailerArtificial LeatherA Galaxy Far AwayHeadless playerBig cat on the roofBroken ChairElvish WritingPlane Crash