An optical illusion the size of a town

Details: http://gizmodo.com/5392075/dont-adjust-your-tv-set
http://www.varini.org/doshpdv/dos2009/04-09-hd.html
http://www.todayandtomorrow.net/2009/10/27/cercle-et-suite-declats/
http://www.core77.com/blog/object_culture/an_optical_illusion_the_size_of_a_town_15053.asp

Felice Varini