Art challenges you've heard of May 15, 2012 6:18:12 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by VioletDolphin on May 15, 2012 6:18:12 GMT -5 I remember there was a person that did 1 picture a day for a month but it wasn't anything official.I've also heard of 30 covers, 30 days.Are there any you've heard of?