http://www.marriott.com/hotels/maps/travel/madre-ac-palacio-del-retiro-autograph-collection/?directPageRequest=trueMarriott International, Inc.The AC Palacio del Retiro enjoys a privileged location in Madrid, overlooking the Retiro Park, and inside the "art triangle", in one of the hypest and most exclusive neighbourhoods of the city, very conveniently located both for business or leisure.
From the M-30, take exit C/O'Donell, until you get to Plaza de la Independecia (Puerta de Alcalá); take the left-hand turn off the roundabout towards C/Alfonso XII. From the N II, go towards Avenida de América and turn left onto C/Serrano. At Puerta de Alcalá, follow the roundabout to C/Alfonso XII. From Madrid Barajas by Metro: take Line 8 (PINK) from the airport to Nuevos Ministerios, change onto Metro Cercanías, and get off at Parada Recoletos.