Great billboard advertising campaigns Jan 12 2010 admin Corey Hengen Milwaukee Wisconsin editorial advertising photographer Comments Off on Great billboard advertising campaigns These may be four of the greatest billboards ever created. My hat off to the ad agencies that worked on and created these great works of art. (image via: MasterCom) (image via: dsgnwrld) (image via: Ads of the World) (image via: Arturo de Albornoz) Tweet Share