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.
(..) Where is lchneutae? Now you miss lchneutae? We ran into Scylla, that multi-headed Hydra thing. He said, "I got this." Famous last words. We've restored full power, Cap'n. - Heading? - Northwest. Are you sure about that? Yes, I'm sure about that. (..)2013 Percy Jackson: Sea of Monsters
(..) I do. The Fleece is guarded by Polyphemus. Who? Polyphemus. Closest thing Cyclopes have got to someone famous. Captured Odysseus. Lives in Circeland. Wait, Circeland? Built on his island. Long story. Point is, maybe I can talk to him. (..)2013 Percy Jackson: Sea of Monsters