Several years ago a mysteriously graffiti artist ‘s work started to appear on the public walls in London.  The art were realistic, witty, and were critical of socially aware.  He (or she) had a following.

 I am not sure if they ever figured  out who the anonymous Banksy is or not.

Here are some samples:

Yesterday we looked over some of the wall art in downtown Marietta.  I see a Banksy influence.