Disney's Typhoon Lagoon will be holding the World's Largest Swimming Lesson today, Tuesday, June 14. This international event will be held at 900 facilities across the world, with an estimated 30,000 participants involved. An attempt will be made to break last year's Guinness World Record for the largest simultaneous swimming lesson ever conducted. Typhoon Lagoon's event is presented by a group of the nation's leading water safety and training organizations as a way to educated about water safety. Registration will begin at 9 am; the event begins at 11 am. Regular water park admission is required. NBThe park is still operating as normal, but the wave pool will be closed to everyone but registered swimming lesson participants from 10:35-11:45 am.