The Union of Rationalist Atheists and Agnostics (UAAR) in Italy has launched a billboard campaign to raise the visibility of atheists -- which is no small task in country where more than 90% of the people are Christian (mostly Catholic).
MORE: http://www.patheos.com/blogs/friendlyatheist/2013/06/05/atheist-billboard-campaign-in-italy-urges-people-to-drop-the-d-in-dio/