The Alamodome is a domed 65,000-seat, multi-purpose facility used as a football, basketball, soccer, baseball stadium and convention center. It is located on the southeastern fringe of Downtown San Antonio, Texas, United States. The facility opened on May 15, 1993, having been constructed at a cost of US$186 million. The multi-purpose facility was intended to increase the city's convention traffic and attract a professional football franchise.