2007
finalist

The Illusory Contoured Tilting Pyramid

2007 Second prize
Pietro Guardini & Luciano Gamberini

University of Padova, Italy

Read more about the illusion and possible explanations

VN:F [1.9.8_1114]
Rating: 7.0/10 (77 votes cast)
The Illusory Contoured Tilting Pyramid, 7.0 out of 10 based on 77 ratings