Architecture of Madrid of Music is a work of 1988. In the 21st century, Madrid faces new challenges in its architecture. An old industrial warehouse is the Interpretation Centre of New Technologies, and the CaixaForum Madrid (Herzog & de Meuron) was a former power station. Under the government of Alberto Ruiz-Gallardón the four tallest skyscrapers in Spain were built, and together form the Cuatro Torres Business Area (CTBA). The Manzanares River is crossed by new edge bridges, and work started on the International Convention Centre (Mansilla+Tuñón), an original round building, whose works remain paralyzed by the crisis. Caja Mágica (Dominique Perrault) sport centre
Flag of the Community of Madrid Flag of the Community of Madrid The flag of the Community of Madrid is crimson red, with seven five-pointed stars in silver, placed four and three in the centre of the field. The crimson color stands for Castile as Madrid has been historically Castillian, and the stars represents each of the administrative areas of the province of Madrid, which are the City of Madrid, Alcalá de Henares, Torrelaguna, San Martín de Valdeiglesias, El Escorial, Getafe and Chinchón. The stars are also thought to represent either the Ursa Major (The Plough asterism) or Ursa Minor constellation, in reference to the bear