Field hockey is a team sport structured in standard hockey format, in which each team plays with 11 players in total, made up of 10 field players and a goalkeeper. Teams must move a hockey ball around a field by hitting it with a hockey stick towards the rival team's shooting circle and then into the goal. The match is won by the team that scores the most goals. Matches are played on grass, watered turf, artificial turf, or indoor boarded surface.
Field hockey at the 2018 Summer Youth Olympics
Relief of c. 510 BC depicting ancient Greek players of kerētízein, an ancestral form of hockey or ground billiards; in the National Archaeological Museum, Athens
A game of hockey being played between Germany and Scotland at the 1908 London Olympics
Indian player Dhyan Chand won Olympic gold medals for his team in 1928, 1932 and 1936. Photo shows him scoring a goal against Germany in the 1936 Olympics hockey final.
Polo is a ball game that is played on horseback, a traditional field sport and one of the world's oldest known team sports. The game is played by two opposing teams with the objective of scoring using a long-handled wooden mallet to hit a small hard ball through the opposing team's goal. Each team has four mounted riders, and the game usually lasts one to two hours, divided into periods called chukkas or chukkers.
Players playing polo
A Persian miniature from the poem Guy-o Chawgân ("the Ball and the Polo-mallet") during the Safavid dynasty of Persia, showing courtiers on horseback playing polo, 1546 CE
Naqsh-e Jahan Square in Isfahan, Iran, is the site of a medieval royal polo field
Statue of polo player in Gilgit, Pakistan