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Critical Mass Turns 20
• San Francisco Critical Mass (and Critical Mass itself) turns 20 this year. T...
Jym Dyer34 months ago0 replies
Silent painting protest - dolores park, sf
At 11 am on October 25th, 2008 Constructed Perfection is taking ART RESPONSE!® ...
patrykbot500080 months ago0 replies
Why do you ride?
Simple question - why do you ride in critical mass? I'm new to the scene so I'm...
emilysaurus92 months ago3 replies
Fish Bike on Flickr
Everyone's favorite CM bike has a Flickr photoset documenting its evolution:
allentomdude94 months ago1 replies
What a fun ride
Yesterday's ride was one of the most fun yet.
dustinj94 months ago5 replies
Tags for Critical Mass San Francisco
Though it's certainly not required, I'd like to suggest a standard tagging conve...
emilysaurus94 months ago0 replies
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