Highway Loop Credit: Ogilvy & Mather What am I looking at? This highway loop is just a billboard of the Hot Wheels campaign called “Curl”, created by Ogilvy & Mather in Bogotá, Colombia in 2011. More optical illusions:Two giantsAfro treeEchidna kittenThe InvasionImpossible woodworkCat portalLarger than lifeTaj Mahal