Baseball, basketball, and football are some of the most popular sports in the United States. However, they re not the only team sports people play. Readers are introduced to some pretty wild teams, including those that play underwater rugby, elephant polo, and even upside-down hockey Real photographs of these sports play up the odder points of the games, such as the muddy boots of swamp soccer players. Fun fact boxes and sidebars offer stories and information about teams that won t be seen on ESPN any time soon."