 The Ritz 's most widely known facility is the Palm Court , which hosts the famous " Tea at the Ritz " . It is an opulently decorated cream @-@ colored Louis XVI setting , with panelled mirrors in gilt bronze frames . The hotel has six private dining rooms , the Marie Antoinette Suite , with its boiserie , and the rooms within the Grade II * listed William Kent House . The Rivoli Bar , built in the Art Deco style , was designed in 2001 by interior designer Tessa Kennedy , to resemble the bar on the Orient Express . 
