Translation of unglücklich

This is almost six hours, a long time for someone who has children and a day job. I recommend that we write eachother shorter emails and in both languages. Spanish and English next to eachother.
The short story 'Hills like white elephants' is a short story about a relationship between a man and a young girl, based on having sexual encounters. The meaning of this story is not immediately recognizable.
Once at the island we climbed up the limestone mountain and got a superb view of the entire bay area. The cave by itself was also impressive and our guide explained about how this cave was discovered.