In art, perspective paintings refer to the representation of three-dimensional objects or spaces in two-dimensional artworks in the field of artwork. Perspective paintings are a form of drawing used by artists to create a realistic impression of depth and present dramatic or disorienting images. The technique of perspective drawing is used to create the linear illusion of depth. Objects appear to shrink in size at a constant rate as they move away from the viewer. Because of the use of perspective, the box in the sketch below appears solid and three-dimensional. In a two-dimensional visual language, perspective paintings depict the expression of ideas and emotions through the creation of certain aesthetic qualities.