A great bike ride: Which San Francisco streets are named for Gold Rush era madams? Can you name the radical feminist would-be assassin who once worked as a hooker in the Tenderloin? What world-famous prostitutes’ rights activist rides a bike to work?
San Francisco Bicycle Coalition’s Sex Work on Wheels Tour will take you from the legendary Barbary Coast through current labor struggles in the sex industry, touring the sites of 19th-century “parlor houses” and 21st-century “gentlemen’s clubs.”
[11 a.m. to 2 p.m., meet at Main Library, Fulton Street steps]
— San Francisco Bicycle Coalition; www.sfbike.org
Morning/Cloudy, 56 degrees
Learn about the history of Mission Dolores, the subject of an S.F. Historical Society walking tour. Stops include the mission’s basilica, museum and graveyard.
[10 a.m., Mission Dolores, Dolores and 16th streets]
Four play: Explore Beethoven’s string quartets with music expert Robert Greenberg and the Alexander String Quartet. The program is part of a series devoted to this topic.
[10 a.m., Herbst Theatre, 401 Van Ness Ave.]
Afternoon/Cloudy, 60 degrees
Outside Magazine brings its “Stay 30 Forever” tour to S.F. The event features speakers, interactive pavilions and exhibits promoting a healthy lifestyle.
[11 a.m. to 5 p.m., Marina Green, S.F. Yacht Harbor]
Boom with a view: Radio station KFOG hosts its annual “KFOG KaBoom.” Live rock, entertainment for kids and fireworks make up the fun.
[4 to 10 p.m., Piers 30-32, Embarcadero and Brannan Street]
Evening/Cloudy, 58 degrees
esbian Rights presents its 30th-anniversary gala. Honorees are tennis legend Martina Navratilova and former NBA player John Amaechi.
[7 p.m. to midnight, Festival Pavilion, Fort Mason]
Final bow: Today’s the last day to see the acclaimed touring production of Edward Albee’s “Who’s Afraid of Virginia Woolf?” Kathleen Turner and Bill Irwin star in the play.
[2 and 8 p.m., Golden Gate Theatre, 1 Taylor St.]
Out of Africa: SFJazz’s spring season continues. Performing tonight: Beninese singer-songwriter Angelique Kidjo.
[8 p.m., Herbst Theatre, 401 Van Ness Ave.]