Tennis recreational players and is also a popular worldwide spectator sport. The four Grand Slam tournaments (also referred to as the Majors) are especially popular: the Australian Open played on hard courts, the French Open played on red clay courts, Wimbledon played on grass courts, and the US Open also played on hard courts. Historians believe that the game's ancient origin lay in 12th century northern France, where a ball was struck with the palm of the hand. Louis X of France was a keen player of jeu de paume ("game of the palm"), which evolved into real tennis, and became
Galerie nationale du Jeu de Paume game in French is "jeu de paume". Jeu de Paume was used from 1940 to 1944 to store Nazi plunder looted by the regime's Reichsleiter Rosenberg Taskforce (ERR) in France (see Rose Valland). These works included masterpieces from the collections of French Jewish families like the Rothschilds, the David-Weills, the Bernheims, and noted dealers including Paul Rosenberg who specialised in impressionist and post-impressionist works. Hermann Göring commanded that the loot would first be divided between Adolf Hitler and himself. For this reason, from the end of 1940 to the end of 1942 he traveled twenty times to Paris. At Jeu