AT&T Stadium, formerly known as Cowboys Stadium, is a city-owned 85,000-seat capacity stadium with a retractable roof in Arlington, Texas, United States. It serves as the home of the Dallas Cowboys (the most valuable sports club in the world with a value of $4 billion) of the National Football League (NFL). It replaced the partially covered Texas Stadium, which opened in 1971 and served as the Cowboys' home through the 2008 season. It was completed on May 27, 2009.