Translation of tenacious in Spanish

We were indeed the only ones there so we took our time and enjoyed the moment. A little later we ate lunch which consisted of the snacks we had brought and a coconut. It was only one o'clock.
We drank our heroically acquired beverage and left the farm heading back to the port. Back at the port we returned to our cab and drove to the hotel. We were simply too tired and needed to rest a little.
Unfortunately, I have never been to the United States, but I was in Mexico last year, that is close. Zurich is a very nice city, the people are friendly and the lake is very beautiful.