Julius von Bismarck’s Image Fulgurator is a modified camera that’s capable of projecting images onto street furniture (a bench, wall, sign etc.) where they appear in the photos of strangers, but remain invisible to their eyes.
So how does it work? According to Wired, the “half guerrilla-art stunt and half homemade-gadget awesomeness” has a “slave unit [...]

As of January 1st 2007, megalopolis São Paulo became the world’s first city to completely ban outdoor advertising. Under the city’s “Lei Cidade Limpa” or Clean City Law, flashing neon signage, billboards and electronic panels are all prohibited. Strict guidelines even regulate the size of permissible signage for storefronts. In a short time, the city [...]

“Shopdropping” as it’s known, is an ongoing project in which artist Ryan Watkins-Hughes replaces the packaging of canned goods with his own artwork, and then “shopdrops” the items back onto grocery store shelves.
According to Hughes, “The shopdropped works act as a series of art objects that people can purchase from the grocery store. Because the [...]

Guerrilla artist the Decapitator has been making his/her mark on the streets of London by beheading high-profile advertisements around the city, leaving only bloody stumps.
As mentioned in Wired’s article “Culture-Jamming Decapitator Hacks London Ads“, “The Decapitator’s culture jamming pieces are reminiscent of the style of popaganda artist Ron English, whose seminal work in billboard subvertising [...]

Artist Brandt Botes’ latest Flickr set, “Obscene Interiors“, takes random vintage porn images from around the net and removes the porn stars, replacing them with a white silhouette. Although the observer can easily make out the positions being performed, it’s the old school surroundings and retro décor that make the images interesting.