@ 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 Public Library, Latino/Hispanic Community Room, 100 Larkin Street. Dr. Tarik Farrar of City College’s African American Studies Department will present a lecture on the often forgotten contributions of Harriet Tubman. 6-7:30pm. sfpl.org

@ El Rio, 3158 Mission Street. Wear costumes, masks and beads and join the celebration at seventeen venues in the Mission District including El Rio with live samba drummers, dancers and lively music from salsa and soca to cumbia and rumba. 6-8pm. elriosf.com

@ Dog Eared Books, 489 Castro Street. Featured authors for February include Meg Elison (The Book of the Unnamed Midwife), Monica Noland (Maxie Mainwaring, Lesbian Dilettante & Dolly Dingle, Lesbian Landlady) and Anna Pulley (The Lesbian Sex Haiku Book with Cats!). 7pm. dogearredbooks.com