My Canvas

Check these mod artists out.  theworldismycanvas.com and biggestdrawingintheworld.com

I will give it to them, they are creative but I do have to say snow sliders have been doing this for centuries, by leaving lines in mountain ranges worldwide.  Like street artists our art is temporary and will eventually be destroyed and her blessing of a fresh blank canvas for us to leave our mark on once again.  So keep producing art PEOPLES!