Volleyball Asia, as well as in the United States. Beach volleyball, a variation of the game played on sand and with only two players per team, became a FIVB-endorsed variation in 1987 and was added to the Olympic program at the 1996 Summer Olympics. Volleyball is also a sport at the Paralympics managed by the World Organization Volleyball for Disabled. Nudists were early adopters of the game with regular organized play in clubs as early as the late 1920s. By the 1960s, a volleyball court had become standard in almost all nudist/naturist clubs. Volleyball has been part of the Summer Olympics
Beach volleyball Tour were held the following year. By 1998, the sport had been added to other multi-sport events including the Pan American Games, Central American Games, Southeast Asian Games, Goodwill Games and Universiade. In 2001, the FIVB began organizing the annual FIVB Beach Volleyball U21 World Championships, with the annual FIVB Beach Volleyball U19 World Championships beginning the following year. Despite its increased popularity in the 1980s and 1990s, American beach volleyball suffered setbacks. In 1998, the American women's professional tour – the WPVA – and the American professional men's tour – the AVP – filed for bankruptcy, plagued by problems