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.
(..) Here, the Good. Here, the Evil. And here, a weapon against Evil. l'm going to be famous! Let us toast to your fame! To fame! Salute! You can't drink a toast with water! Billy, the Grappa! (..)1997 The Fifth Element