Depth illusion is a visual phenomenon where objects appear to have more or less depth than they actually possess, deceiving the viewer’s perception of distance and dimension. This optical illusion occurs due to various factors such as shading, perspective, overlapping shapes, and texture gradients. Artists and designers often utilize depth illusions in their work to create realistic three-dimensional effects on two-dimensional surfaces, enhancing the sense of depth and space. Understanding the principles behind depth illusion can lead to more compelling artwork, immersive virtual reality experiences, and effective graphic design. Researchers study depth illusion to unravel the complexities of human vision and cognition, shedding light on how our brains interpret spatial information from visual stimuli. The exploration of depth illusions contributes valuable insights into the mechanisms of visual processing and perception in both artistic and scientific contexts.