Translation of millimeter in Spanish

Friends, Family and similar relationships you are saying mostly "Du". Young people too. In the city, on the phone, school, at work and in the bank always say "Sie" for now.
It might be that after all the view and the atmosphere could had been spectacular if we were the only one on this temple and experiencing a great sunset on this huge structure. But is was not.
Well, being the first time in South America, especially Peru, gives you a little shock in the first few hours. Already at the airport everybody wants something ($$$) from you