Found this amazing project (via Make) from Felice Varini called “Cercle et suite d’eclats” [huge panorama photo here], where he projected circles onto the Swiss village of Vercorin, then painted them onto houses:
There are lots of other examples of the same single perspective theme, often with circles, on his website.
And this video for Etienne De Crecy’s “Le patron est devenu fou!” from the excellent (and none more ‘French Touch’) album Super Discount:
02-06-10: just found another nice one:
from / via here.
And I just discovered this, ‘Perspective Corrections‘ from a Dutch artist I love, Jan Dibbet.