Today is Bastille Day, a celebration of this date in 1789 when French citizens stormed a state prison in Paris during the French Revolution.
Kay Drake hosts swing dancing classes from 7-8 p.m. Dance afterward from 8-11 p.m. American Legion Hall, Orange. (714) 538-8570. $7.
Buzz Aldrin discusses the 30th anniversary of the Apollo 11 mission. Richard Nixon Library & Birthplace. 10:30. (714) 993-5075. $12; $45 with lunch at noon.
Seniors can stop by the Cypress Senior Center and watch "Gaslight," starring Ingrid Bergman and Charles Boyer (714) 229-2005. 12:45 p.m. Free.
Health-related events and support groups are listed in Monday's Health section. Lectures, social events and volunteer opportunities appear in this section on Tuesday. Books and author events run in this section on Wednesday. Garden events and clubs are in Saturday's Home Design.