Escher's Terrace

Escher's Terrace  

by Ham-Sandwich

Impossible alphabet

Impossible alphabet by David MacDonald

Escher Does Croquet

Escher Does Croquet  

by John Prince

Tetris in style of Escher

Tetris in style of Escher by Fofmock

Sculpture of Penrose tribar

Sculpture of Penrose tribar in camping new Gotschuchen (Austria)

Rebuilding Iraq

Cartoon by Clay Bennett

Cross

Cross  

by Andreas Aronsson

Belt 3

Belt 3  

by Andreas Aronsson

Arcs

Arcs  

by Andreas Aronsson

Dicing with Escher

Dicing with Escher  

by Graham_of_Rainham

Cartoon with endless staircase

Cartoon by Pepsch Gottscheber

Arwork with impossible rings

Impossible rings  

by Wolter Nuis

Impossible figure

Impossible figure  

by Patrick Hoff

Penrose tribar

Penrose tribar  

by Patrick Hoff

Impossible cube

Impossible cube  

by Patrick Hoff

Impossible triangle

Impossible triangle 

by Patrick Hoff

Ascending and Descending

The image was created by perfecto111 for Woot! Photoshop contest.

Artwork with impossible stairs

Artwork by Lieven Vanholme

Escher health care

Escher health care  

cartoon by Kirk Anderson

Sculpturing hands

Sculpturing hands  

by Josh Sommers

Garden Fence

Garden Fence  

by Josh Sommers

Pythagoras magazine cover