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.
(..) Unh! Oh, come on. Come on, baby. LORD JEROME/ Genovians, you know... are famous for their impeccable taste in art. AIso for their cheese. Maybe it's string cheese. Don't do this, baby. Unh! (..)2001 The Princess Diaries
(..) I wouId Iike to propose a toast... to the Baroness and Baron Von Troken. May you aIways be Baron. Ahh, the famous Genovian pear and cheese dessert. What eIse? Ooh. WOMAN: ...to our country. (..)2001 The Princess Diaries