Translation of cambium in Spanish

There are very cheap language courses at the stores in Germany, but they aren't all good. At our school we have private clases. 60 min costs 20 Eur and 45 min 15 Eur. If you are interested, I can book it for you.
The first thing he wanted to show us was a war memorial for Cambodia's civil war. The war has ended only few years earlier and was still very present in the mind of the entire population.
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