Since the first guests walked down Main Street, U.S.A., on Oct. 1, 1971, Walt Disney World Resort has become an iconic destination for millions of families around the world. Today, it is home to four theme parks, two water parks, five golf courses, 26 owned-and-operated resorts and hundreds of merchandise and dining experiences. Walt Disney World Resort Cast Members represent more than 80 nationalities and speak more than 50 languages. The largest single-site employer in the United States, Walt Disney World is also undergoing a massive expansion project across the resort.