Translation of emissary in Spanish

As it was the primary attraction for all tourist we were "escorted" by a few thousand other visitors. Our guide Samuel informed us about the ancient history of this special place.
Our first station was a temple from which one could see the sunset in the best way, as it was a on hill leaning westwards. It was a walk uphill of more than thirty minutes and quite steep.
I have another question to you: How old are you? You look very young on your picture. Your life sounds really interesting but I cannot imagine how it is to live there. Is it safe there?