Translation of relapse in Spanish

With no hot water, we had to switch rooms once more. Before moving I decided to check the next room (it was already the third) from all points of view: noise, hot water, no smell and maybe some windows.
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
It was a two hour flight above the vast area of Patagonia. On the left side of the flight path there were mostly arid areas, some covered in snow. On the right side of the airplane were the mountains.