The architects who designed it actually created an "optical" illusion.
An optical illusion is a illusion affecting the visual framework and described by a visual precept that seems to contrast from the real. When we see a thing, the manner in which we see things in a particular territory varies essentially relying upon our angle and perspective. To neutralize it, numerous designers make an optical Illusion and it will invalidate the impact of the distortion.
It was designed by Dankmar Adler and Louis Sullivan and built between 1890 and 1891. It was named for local brewer, building contractor, and financier Ellis Wainwright.
