Translation of verrottet

One of the most difficult problems I have (and I am sure that others have it too) is getting used to the superficiality of the life in the US. To be superficial means to me not to be able to recognize.
We had time to walk around the waterfall but refrained from entering the little lake at the bottom. My fellow tourtakers were quiet nice and we spend a while just sitting in the grass near the water.
He started to shout and to curse at my wife and me, but we did not give him additional money. I am convinced that he knew exactly that he did not take us to the original hotel but to a fake one.