The hotel is 'famous as' the place where the treaty was signed.
a 'famous' entertainer/explorer/athlete/politician
The hotel is (justly) 'famous for' its luxury.
(..) what people here will tell you... ...especially people from biology. Don't listen to those people. Let me go back to what you were doing. I might want to steal this... ...write a book and get famous. I was thinking that I might teach. A classroom with students can be daunting for anyone. (..)2001 A Beautiful Mind