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:A Giant on the BeachShadow catMagayon and PangarononThis PatioOne-Punch CatThe eye of the towerEye of a treeFloor Color Creates Extra Dimension