The Georgia World Congress Center Authority (GWCCA), a state-owned entity founded in 1976, employs approximately 360 people and is headquartered in the United States. Its holdings include the Georgia World Congress Center (3.9 million square feet), Mercedes-Benz Stadium, and Centennial Olympic Park (21 acres), all located in downtown Atlanta. GWCCA also manages the Savannah Convention Center. Collectively, these facilities constitute one of the world's largest combined convention, sports, and entertainment complexes.