An apartment – large, luxury accommodations, luxury flat. There had to be a vestibule, hallway, lounge, bedroom and office. Today, the word "apartment" is often used in the hotel bussines -- so-called hotel room, reminiscent of a private apartment. Depending on the class room to the minimum facilities and added air conditioning, TV, mini-safe, etc. The biggest hotel room apartment in Europe is in Rome at the "Excelsior". In addition to the master bedroom with a covered terrace in it there is a second bedroom, 6 additional rooms, a study, lounge, dining room with access to another covered terrace, mini-cinema, gym, spa pool, sauna, a third terrace, marble staircase and a private elevator.