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.
(..) Aw, what is he, shy? We can get a picture of Julia Roberts in a thong we can certainly get a picture of this weirdo. Put an ad on the front page. "Cash money for a picture of Spiderman" He doesn't want to be famous? I'll make him infamous! Buzz off. - M.J., it's me, Peter. - Hi! (..)2002 Spider-Man