If your name is Ira Isaacs and you make scat videos, you will be prosecuted for obscenity.
For more info: http://en.wikipedia.org/wiki/Ira_Isaacs
If your name is Max Hardcore and you make european versions of movies featuring pissing, you will be prosecuted for obscenity.
For more info: http://en.wikipedia.org/wiki/Max_Hardcore
If you are a U.S. Marine and you make a video pissing on dead Taliban fighters, you get to parade on Memorial Day as a national hero.
For more info: http://news.yahoo.com/marines-probe-video-depicting-urination-corpses-224256743.html


For other photographic examples of non-obscene acts, click here: http://www.rollingstone.com/politics/photos/death-zone-20110327
or here: http://www.rollingstone.com/politics/photos/the-kill-team-photos-20110327/0699404