have to say this will probably cause more accidents but hey canada has always been a little screwy
http://news.yahoo.com/s/yblog_upshot/20100908/od_yblog_upshot/canada-unveils-new-speed-bump-optical-illusions-of-children
http://news.yahoo.com/s/yblog_upshot/20100908/od_yblog_upshot/canada-unveils-new-speed-bump-optical-illusions-of-children