Skip to Content
Streetsblog San Francisco home
Streetsblog San Francisco home
Log In

From Critical Mass:

Critical Mass is a mass bicycle ride that takes place on the last Friday of each month in cities around the world. Everyone is invited! No one is in charge! Bring your bike!

Next San Francisco Critical Mass: April 26th, 2013, 5:30pm, at Justin Herman Plaza (foot of Market Street).

Stay in touch

Sign up for our free newsletter

More from Streetsblog San Francisco

Weekend Roundup: Twin Peaks Weekend Tunnel Closure, BART Closure too

...and BART Director Rebecca Saltzman running for El Cerrito City Council

June 21, 2024

Full-Time Great Highway Park to go on November Ballot

Seems politicians are paying attention to the polling on how popular safe-streets issues are with the San Francisco electorate

June 20, 2024
See all posts