Today marks the birthday of one of the most familiar names in American entertainment — Walt Disney — born in Chicago in 1901. He created Mickey Mouse in 1928 in the first animated film with a sound track. Donald Duck came along in 1934, and three years later Disney created the first of a legendary series of animated feature films, “Snow White and the Seven Dwarfs.” The firm bearing his name continues to be a major player in today’s entertainment industry. Walt Disney’s legacy includes not only movies but television shows, books, toys, and theme parks. There are 468 amusement and theme parks across the nation, and they sell nearly $12 billion worth of tickets annually. Profile America is in its 16th year as a public service of the U.S. Census Bureau.