Knowledge

Facts, science and history of optical illusions.
See all the articles or scroll down to see what you came for.

Billie Eilish drawn in 3D by Stephan Pabst

Gravel flower bed

This optical illusion is actually an aerial shot of BLM protests in Boston in 2020.

Source/credit: ThaddeusMaximus2906

Not sure who took this picture. But ThaddeusMaximus2906 initially thought that this is an image of a gravel flower bed. It is actually an aerial photograph of the BLM protests in Boston in 2020. The lack of context surrounding the image creates a nice optical illusion.