Untitled (Mountains) , by omar rayo , 1955 , landscape , Op Art style
A painting of colorful geometric shapes on a wall.
 an abstract painting. The painting has a gray background. On the right side of the painting there is a yellow circle. On top of the black background there are six colorful triangular shapes. The shapes are different colors. The colors are red, orange, yellow, blue, purple, green, and light blue. Each of the shapes have a small hat on top of them.