Here are a few small optical illusion and visual perception related images you can link to from your own website / profile page.
![](https://www.opticalillusion.net/wp-content/gallery/illusions/6.jpg)
Pic #21 of 24(back to thumbnails)
The Poggendorff illusion (the lines leaning right are aligned but don?t look it) in a Kanisza version (the lines are illusory edges joining up razorred blobs).