Translation of third-world in Spanish

He did not understand what we meant, as he claimed that our team won 2-1. It was then that I found out that I had missed a goal when I was in the bathroom and my wife forgot to tell me about it.
Banteay Srey was beautiful. It was a very small temple but it had a lot of detail in it. Simathay explained everything. He was truly a great tour guide and we were happy that we had met him.
All taxi drivers recommended that we stay in the hotel, watch TV, refrain from physical effort and drink Mate tea in order to get used to the altitude. We made the mistake and didn't listen to them