What is Critical Mass in San Francisco?

San Francisco’s Critical Mass is a monthly mass bicycle ride that takes place on the last Friday of each month. It started in San Francisco in 1992. Visit http://www.sfcriticalmass.org/ for more information. 


Sign up for our weekly newsletter and join the conversation on Facebook.


Check out some of our newest Blogs:

     Universal Internet Access for All San Franciscans

     Why is San Francisco So Dirty?

     SFPark – The iPhone App for Smart Parking in San Francisco

     Food Truck Rodeo Review – Off the Grid

Paid for by Phil Ting for Assembly 2012. FPPC ID# 1343137