Skip to content

Eyecon – Optical Illusions

Choose a category here:

  • People
  • Objects
    • Cars
    • Boats
    • Buildings
    • Floors
    • Chairs
    • Stairs
    • Bicycles
  • Animals
    • Cats
    • Dogs
    • Birds
    • Snakes
  • Nature
    • Trees
    • Flowers
    • Clouds
    • Rocks
  • the Paranormal
    • Ghosts
    • UFOs
    • Zombies
  • Videos
  • Landmarks
  • Shadows
  • a dirty mind
  • Types of Optical Illusions
    • Forced Perspective
    • Pareidolia
    • Physical Illusions
    • Reflection
    • Refraction
    • Color Constancy
    • Camouflage and Mimicry
    • Geometry
  • AI
Knowledge Cats Dirty Minds
Mist Zombies Objects

Knowledge

Facts, science and history of optical illusions.
See all the articles or scroll down to see what you came for.

Prehistoric ambiguous illusion

The history of optical illusions in art

Forced perspective image Pisa tower

Forced Perspective

Is this a bird or a rabbit?

Ambiguous illusions

Eye of a tree

tree eye

Source/credit:hasmodia

The is a natural formation on a tree trunk that remarkably resembles an eye, a phenomenon known as pareidolia. The “eye” is formed by a knot or hollow in the tree, with the surrounding moss and bark creating the illusion of an eyelid and iris. 

More optical illusions:

Bird Strike
Amish Men using a Truck
Ghost Boat
Cat portal
God of all Cats
Dogs sharing a mouth
Screaming up or down?
Ghost Cat
  • Pareidolia
  • Physical illusions
Copyright © 2026 Eyecon – Optical Illusions. All Rights Reserved.
Scroll Up
milk splashing or dog with head in cup

Splash!

Dogs

cat plastic bag

Cat in the bag

Cats