. Tunnels are made in a way that people do not get lost and can reach the teminals without being confused. All you have to know is your terminal..no. If you have some extra hours you can drive to city and drop by Moulin Rouge or spend a night in Paris in pigalle. Cheapest Hotel 50-80$ a night. But it´s worth. Paris is a great city. Very Important: When you go to INFO DESK or BANK COUNTER: you please do not put your briefcase on floor. .