Cibeles Palace, located in Madrid, is a stunning building that houses the City Council. Designed by Antonio Palacios and Joaquín Otamendi, it was originally the Spanish Post Office headquarters. With a mix of tradition and modernity, the palace features various spaces including CentroCentro for cultural activities, a Glass Gallery with a spectacular dome, and an observation deck offering panoramic views of the city. Visitors can also enjoy dining at the rooftop bar and restaurant.