The official site of FIFA, the governing body of World Cup soccer.  Offers information on sponsored competitions and links to the official Web sites of its member countries. English and Spanish language versions are available. 
 

The International Olympics Committee :  http://www.olympics.com

Includes information on upcoming olympic games, athletes, olympic sports, historical olympic games, and more.
 

Major League Baseball :  http://mlb.com

The official site for Major League Baseball.  Includes information about teams and players, standings, photos, and news. 
 

Major League Soccer :  http://www.mlsnet.com

The official site of Major League Soccer in the United States.  Offers information on teams, statistics, and league history. 
 

NASCAR :  http://www.nascar.com

The official Web site of the National Association for Stock Car Auto Racing (NASCAR).  Includes series information, tracks, standings, schedules, driver profiles, and more. 
 

National Basketball Association :  http://www.nba.com

Includes schedules, player biographies, scores, and team information. 
 

National Football League :  http://www.nfl.com

The NFL Internet Network offers headlines, standings, schedules, player and team information, scores, rosters, and more. 
 

National Hockey League :  http://www.nhl.com

The NHL.com site includes lineups, statistics, player and team information, standings, schedules, news, a kids section, and more.
 

PBA.com :  http://www.pba.com

The official Web site for the Professional Bowlers Association.  Use this site to find information on the senior and regional tours, tour schedules, player stats, player biographies, and more.
 

PGATour.com :  http://www.golfweb.com

PGATour.com and GolfWeb provide information on players, tournaments, scoring, statistics, golf instruction, and more.
 

SeatData :  http://www.seatdata.com

Provides seating charts for professional football, hockey, basketball and baseball stadiums.  Click on a chart section to see an actual view from that seating area.
 

World Stadiums :  http://www.worldstadiums.com

Browse by location to see information on sports stadiums worldwide.  This database provides stadium names, year built, seating capacity, and what sports/teams play there.