Berlin Says, by Nasan Tur. Collected tags from all over Berlin spray painted on top of the other.
Graffiti is covered
Graffiti added. Awesome artistic dialogue with police and artist producing some abstract rothko-like graffiti by artist SpY. here. and check out a flickr of rothko-like graffiti in LA here.
Reminds me of a later post about Mobstr's Graffiti:
Hilarious back and forth. Mobstr's Flickr here.