Washington National Opera (WNO) presents an “Opera in the Outfield” production of The Barber of Seville on Sept. 29 at 7 p.m. at Nationals Park. Gates open at 5 p.m. for pre-opera activities for the entire family. The Barber of Seville will be displayed on the high-definition NatsHD scoreboard. Free seating is available on the outfield grass (weather permitting) and in the stands. Arrive early for photo opportunities for kids, chances to win prizes, a costume try-on area with real Washington National Opera costume pieces, performances by local artists, a screening of the Warner Bros. cartoon “Rabbit of Seville” and arts and crafts. kennedy-center.org/wno.