Mural Mosaic in The Alhambra , by m c escher , 1922 , tessellation , Op Art style , Pattern, Symmetry, Line
A picture of a blue and yellow patterned design.
 an image of an intricate design. The design is made up of different colors. The colors are blue, yellow, green, white, black, and purple. The center of the design is black. There is a purple flower in the center. There are yellow stars surrounding the black and purple flowers. 