The Waldorf is a hotel in New York, Manhatten. It has many rooms and luxurious suites. It's a frequently used hotel and sometimes you have to get a suite.
Normal Rooms Edit
It's unknown on what the normal rooms in The Waldorf look like, as Molly or any other character has not used a normal room in any of the books.
Suites are luxuriou rooms that cost more than average than a normal room would be. It's a large room with a tv, a large bath, and drawers.