Plaza de Mayor is one of the most important corners of Madrid. In addition, at Christmas, it is decked out with the best lights and a market is set up. If you are going to spend New Year's Eve here, remember that the chimes are given at Puerta del Sol. You have all the information in: «The best Spanish destinations for Christmas and New Year's Eve«.
You have all the information in: "The best Spanish destinations for Christmas and New Year's Eve".