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
Madrid on 16 January 1945 at . These records were registered at the airport, in the eastern side of the city. Precipitation is concentrated in the autumn and spring, and, together with Athens which has similar annual precipitation, is the driest capital in Europe. It is particularly sparse during the summer, taking the form of about two showers and/or thunderstorms during the season. Madrid derives almost 73.5 percent of its water supply from dams and reservoirs built on the Lozoya River, such as the El Atazar Dam, which was built in 1972 and inaugurated by Francisco Franco. This water supply is