The shepard tone is an audio illusion which seems to get forever higher but never really does. Whoever DeepMiningCorpAssoc is, STOP TRYING TO COPYRIGHT THIS!...
10 Hours of Infinite Fractal and Falling Shepard's Tone... 10:00:36
Auditory illusion - Shepard Tone (Similar to an optical illusion, but for your ears.)
Kenny Wayne Shepard's 1970 Plymouth Duster
“Did you ever stop to think, and forget to start again?” Pooh and Piglet by EH Shepard E. H. Shepard’s gift was for illustrations that capture the perfect tone for children: seriously good natured and forcefully innocent
If It's Hip, It's Here: If Shepard Fairey Joined PETA: Obey The Pure Breed Posters & Merchandise
This poster for President Obama is a campaign to try and persuade voters to vote for him.
Vladimir Bulatov's video Circle Limit lll is based on Escher's woodcut of the same name.