City of Anaheim on Instagram: "This day 70 years ago was a day that changed Anaheim and the world. Disneyland opened on Sunday, July 17, 1955. Today marks a monumental day in Anaheim history that set off a cultural phenomenon and made Anaheim a global destination for millions each year. Today, Disneyland and Disney California Adventure help drive more than 26 million annual visitors to Anaheim. Visitors make up about 60 percent of the revenue we use for police, fire, libraries, community centers