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Upcoming Events:

Bicycle and walking tours, Urban Forums: Walk-n-Talk, plus monthly Bay Cruises!

Saturday, May 20, noon

Food and Sports History in the Mission

This Urban Forum: Walk'n'Talk starts at the original farmer's market site, and cruises by the Crystal Palace, to Hamm's and Twinkies, Best Foods and Enterprise Beer, plus a minimum of four baseball parks used between the 1870s and the 1950s.

RSVP required 

This is a free event, but we gladly accept donations. donate now!

More info on Shaping San Francisco Public Talks . . .

Bicycle Tours
“Cycles of History,” our social, historical, and critical tours through San Francisco by bicycle.

Our fabulous bicycle tours are led by Critical Mass co-founder Chris Carlsson, with help from LisaRuth Elliott.

San Francisco Bicycle Tours

Join our list or like us on Facebook to be notified about upcoming tours!

NEXT BIKE TOUR » Saturday, April 23, 2023, 12–3 pm 

San Francisco's Natural Areas


Explore Shaping San Francisco:

Ecology Emerges poster art by Mona Caron

Ecology Emerges

Discussions and reflections on the history of Bay Area ecological activism, based on oral histories documenting the past 50 years.

Ecology Emerges is an oral history gathering project to explore the past 50 years of ecological activism in the Bay Area and the role that individual and institutional memories play in the development, policy proposals, and interrelationships that together make up the existing networks of ecological politics.  We document the living ecological activist movement, in their own words, but also in a larger context of urban growth and globalization.

Read more…

Oral Histories

Oral Histories

Shaping San Francisco, as part of our ongoing work, sits down with people who have stories to tell and conducts oral history interviews.

Check them out here.

"Editor's Pick Tour" from

Comprised of over 1,400 pages, and 2,500 historical photos, the wiki-based archive is the product of hundreds of contributors, regular people who were compelled by the chance to investigate some piece of this City's past.

See the latest highlights…