@ San Fransisco City Hall, 1 Dr. Carlton Goodlett Place, Rm 284. Supervisor Rafael Mandelman welcomes artist Jun Yang whose art is currently on display. 4-5pm. mandelmanstaff@sfgov.org

@ SF LGBT Center, 1800 Market Street. A free two-hour workshop on the theme Queer & Trans Writing to Heal with teaching artist Celeste Chan. 2:30-5pm. sfcenter.org

@ Castro Country Club, 4058 18th Street. The Ducal Council’s Miss Shugana will co-host the event, co-sponsored with Larkin Street Youth Services, where adults and young people hang out at the Castro Country Club. 4:30-6:30pm. sfducal.org

@ LYRIC, 127 Collingwood Street. A celebratory evening of community networking and youth creativity looking back on 30 years of LYRIC’s service. 5:30-7:30pm. 

@ California Academy of Sciences, Golden Gate Park, 55 Music Concourse Drive. “City Nature Challenge” is the theme as San Francisco competes with 60 cities nationwide. The evening is one in the Academy’s ongoing Thursday NightLife series featuring art, music, live performances and presentations by experts. 6–10pm. calacademy.org

@ EXIT Theatre, 156 Eddy Street. Four days of workshops and performances will showcase female-identified improv ensembles, comics and sketch groups from the Bay Area and throughout the U.S. Continues through April 29. femprovisorfest.com