Translation of gather in Spanish

Hamburg is a very beautiful city and i have a friend studying in that university. I hope you can enjoy your live and studying there. I have been teaching in a language school for a while. But in one month I am going to be in Hanover again.
There we only few tourist visiting this site and the entire setting of the jungle around all structures gave it a very adventurous feeling. Roots of trees were actually covering the walls of the buildings
We first took a regular bus to the border, which was basically just an empty building. There we switched to Jeeps, as the terrain was rocky. In our group there were 4 American girls and us.