Bubles of illusion

A new optical effect.

A white cilinder painted (optical illusion) or carved and painted

Is this white cilinder only painted in his surface or has been carved and then painted?

Typewriting art.

This one and much more art using a typewriter machine by Andrew Macrae

¿Drunk? or an optical effect

 
This way is how you see a face when you are getting drunk.
Maybe if you  stare looking this picture you can get the same headhache.
This is a strange optical effect

Impossible columns and swing

 
 
 
This arch is a classic picture between the imposible objects category , it depends on you look you can see 2 or 3 columns.
 

 
This below is not so knew illusion , but its clearly  photoshoped

Blue-Yellow illusions in Kitaoka pattern

 
 
 
These pictures show an spectacular optical effect , similar some of the Kitaoka work´s.
 

They are not moving!!
 
 

 
 

Optical Illusions in Leonardo da Vinci´s art

 
N2 Da Vinci and beyon is a personal blog dedicated to sharing the discovery of amazing hidden images and optical illusions found within ALL of LEONARDO DA VINCI’s works of art. Special techniques such as the “Hologram Effect” are skillfully employed by the ingenious artist/inventor to hide layer upon layer of hidden images throughout his [...]

Tessellations

 

coworkers
 
Daniel Wyllie creates wonderful tessellations, which got First prize in Tess Contest 2006 and Grand prize in Tess Contest 2007.
 
 

Stork and Cougar

Faces in a flower

 
 
Last Laugh
 
 

Mad dog
 
His tesselations are designed in classic Escher style with animals, faces a other artistic figures as main characters.
Via: Mathpaint

Flash

This picture is not flashing

Impossible triangles.

Nice design from Roobitz. of these triangles making an optical illusion