Mozart’s opera “The Marriage of Figaro,” opens Friday, May 30, at Cinnabar Theater, and runs through June 15. Times and days are 8 p.m. Fridays and Saturdays; 2 p.m. Sundays. Tickets are $9-$40 and available by calling 763-8920 or visiting cinnabartheater.org. Reservations are recommended. Cinnabar is at 3333 Petaluma Blvd. North.

Instructor Gail Pierce offers an “iPhoneography Workshop” from 6-9:30 p.m., Thursday, May 29. The three-hour workshop teaches shooting tips and tricks, how to process images and output images as a print. Cost is $75. To register, visit petalumaartscenter.org or call 762-5600. The Petaluma Arts Center is at 230 Lakeville St.