The five star AC Palacio del Retiro Hotel opened in September 2004 and is a hotel located in front of the Retiro Park in Madrid. It is located in the centre of the 'Art Triangle': Museu del Prado, the Tyssen-Bornemisza Collection and the Museo Reina Sofia. This hotel was built in the beginning of the 20th century and it's protected as a national heritage building.

Services in this AC hotel include a restaurant, 24 hour room service, parking, spa and fitness centre, wi-fi internet access, gardens, Turkish bath, laundry service, sauna and massage room. There are also three meeting rooms with a maximum capacity 100 people. The rooms have direct and multiple high-speed connection to internet. Business facilities include advisory services, hire of computer equipment, printers, photocopy and fax services, translations, hostesses, secretaries, flight reservations and car rental.

Guest room facilities in the Ac Palacio del Retiro include a mini bar, bathroom with hair dryer, air conditioning, cable television, safety deposit box, internet connection, telephone, 24 hour room service and butler service. Non-smoking rooms are also available.

Board basis available at this hotel is bed and breakfast, half board, full board or room only.