Trees, nature's condos for the little guys, are not just a pretty picture. Squirrels, birds, and bugs count on them for a place to live. (I know the lens is about trees and not art. But I love that face-in-the-trees illusion artwork.
Makoto Aida, Azemichi (a path between rice fields) Japanese mineral pigment, acrylic on Japanese paper, 73 x 52 cm. Collection of Toyota Municipal Museum of Art; courtesy Mizuma Art Gallery Feels Vauguely creepy - Japanese as opposed to American Gothic?
40 Incredible Examples of Optical Illusions in Photos