Sport in Madrid basketball, with two clubs in the country's top-level Liga ACB. Real Madrid's basketball section has won 30 Spanish League championships, 22 Spanish Cup championships, 8 Euroleague Championships, 4 Saporta Cups, 4 Intercontinental Cups and have won 2 Triple Crowns. Madrid's other professional basketball club is Estudiantes that have won 3 Spanish Cup championships. Madrid hosts the Mutua Madrileña Madrid Open. The tournament is classified as an ATP World Tour Masters 1000 event on the Association of Tennis Professionals tour, and a Premier Mandatory event on the Women's Tennis Association tour. Caja Mágica (The Magic Box, and also known as the
Gaston de Saporta was a supporter of Charles Darwin's theory of evolution and showed the transformation of plant species in different eras. He corresponded with Darwin. In 1877, Darwin wrote a supportive letter to Saporta which stated that "your idea that dicotyledonous plants were not developed in force until sucking insects had been evolved seems to me a splendid one." He wrote many books about botany from the 1860s to the 1890s. He became a member of the French Academy of Sciences. Moreover, he often visited the National Museum of Natural History in Paris to attend conferences, and paved the way for the