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
Hampton Court Palace and late Stuart to early Georgian period. In September 2015, the Royal Collection recorded 542 works (only those with images) as being located at Hampton Court, mostly paintings and furniture, but also ceramics and sculpture. The full current list can be obtained from their website. The single most important work is Mantegna's "Triumphs of Caesar" housed in the Lower Orangery. The palace once housed the Raphael Cartoons now kept at the Victoria and Albert Museum. Their former home, the Cartoon Gallery on the south side of the Fountain Court, was designed by Christopher Wren; copies painted in the 1690s by