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.
(..) - Thank you, Spider-Man. - Thank you, Spider-Man. JASON: Up next: the Spider-Man mania is sweeping the school. Dude, dude, dude. What is it like being famous when nobody knows it's you? - Crazy, dude. - It's crazy. - Should we tell everyone? - No. (..)2017 Spider-Man: Homecoming