The seven remaining teams start off in El Jem Coliseum, the pit stop for the fourth leg. Upon departure they are given a route marking which tells them they must find a monument known as the Tataouine which is 300 miles away. Although Paul and Amie arrived fifth in the last leg, production problems cause them to move ahead one place in front of Frank and Margarita. When the teams arrive at the Tataouine, they are given a Detour. They must chose between an easy and a difficult game. The easy game is at a hard to find location and the hard game is at an easy to find location. The games are called "Puzzle" and "Listening" .All the teams chose Listening in which they must find the clue using a walkie talkie and find where the other one is. There they will find the clue. The clue says that must find a "yellow and white flag" in the middle of the Sahara Desert and that there are rocks to guide them there. Some teams are a little bit confused as to how the rocks guide them there. But eventual (thetvdb.com)