The Walt Disney World Resort, informally known as Walt Disney World or simply Disney World, is an entertainment complex in Bay Lake, Florida (mailing address is Lake Buena Vista, Florida), near Orlando, Florida and is the flagship of Disney's worldwide theme park empire. The resort opened on October 1, 1971 and, according to Forbes, is the most visited vacation resort in the world, with an attendance of 52.5 million annually. It is owned and operated by Walt Disney Parks and Resorts, a division of The Walt Disney Company. The property covers, in which it houses 27 themed resort hotels, four theme parks, two water parks, four golf courses, one camping resort, one residential area and additional recreational and entertainment venues. Magic Kingdom was the first and original theme park to open in the complex followed by Epcot, Disney's Hollywood Studios, and Disney's Animal Kingdom which opened later throughout the 1980s and 1990s.