Translation of encyclopedia in Spanish

In the early morning, before going to the airport we went to the travel office of the Vietnamese airline company to avoid about possible problems with the entry. They assured us that everything was fine.
Yes, I received your messages. What do you think about vocabulix? I think it's a good idea to learn English. I really like it in New York City although the pollution is bad. How about your place?
We visited the Inca Ruins on the mountains near Pisac: A taxi took us to the top and we walked all the way back down to Pisac (which by the way is not an easy task on day 2 at this altitude)