Centro XXI Calle Príncipe Located in Madrid city center, Centro XXI Calle Príncipe offers a comfortable apartment with free WiFi. The property features air-conditioning, a kitchenette, washing machine, private bathroom, kitchen, and TV. Prime Location Plaza Mayor is an 8-minute walk away, Mercado San Miguel less than 0.6 mi, Puerta del Sol a 3-minute walk, Prado Museum and Gran Via Metro Station 0.6 mi, Reina Sofia Museum 0.7 mi, Thyssen-Bornemisza Museum 8-minute walk, Gran Via 0.6 mi, and Plaza de España Metro Station 15-minute walk. Adolfo Suarez Madrid-Barajas Airport is 8.1 mi from the property. Guest Satisfaction Highly rated by guests, Centro XXI Calle Príncipe ensures a pleasant stay with its excellent facilities and convenient location.