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Adults riding bicycles together on a San Francisco hill street at dusk.

Lifestyle image for cycling. Not a photograph of a named club.

Cycling

A monthly last-Friday ride with no leader.

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1 listing

Organization · Cycling

San Francisco Critical Mass

Monthly last-Friday mass bike ride. No leader.

Just show upLast Friday, next Oct 30, 5:30 PM PDTEmbarcadero Plaza, foot of Market StreetNo fee listed