Yahoo! Groups: Critical Mass - http://groups.yahoo.com/group/critical-mass/ Message board for Critical Mass issues around the world.
Critical Mass Grand Rapids - http://www.mediamouse.org/cm/ Home of the Grand Rapids, Michigan, Critical Mass ride. Site features info, photos, and flyers. Also includes links to other Michigan CM sites.
Critical Mass Victoria, BC - http://www.socialchangenow.ca/criticalmass Critical Mass information pertaining to Victoria, British Columbia. Sparse information seems limited to general announcements.
Boston Critical Mass - http://www.bostoncriticalmass.org/ Bike advocacy organization; includes ride information, photos, and mailing list.
Chicago Critical Mass - http://www.chicagocriticalmass.org/ Features news, events and information on the group's activities, press releases, annual art show, and contacts. Also, offers a photo gallery, flyers and FAQs.
Critical-mass.org - http://www.critical-mass.org/ Cycling advocacy list of sites.
Pedaling to Save the City - http://www.runmuki.com/paul/writing/urban.html An examination of San Francisco's Critical Mass bicycling event in the context of the global fight against automobile dependency
Critical Mass in Israel - http://bike.org.il/cm/index_e.html Meets in Tel Aviv, Jerusalem, Haifa and Rehovot, and aims to promote alternatives to travel.
Worldwide Critical Mass Hub - http://critical-mass.info/ A guide to local Critical Mass sites in cities all over the world. Also includes links to worldwide CM, pro-bike, and anti-car sites.
Critical Mass in Bergen - http://eero.no/nvh/criticalm.htm Site no longer updated but has historical information on this groups efforts.
Critical Mass Edmonton, 2000 to 2001 - http://www.madcatx.com/cmedmonton/ An archival recreation of Critical Mass Edmonton content from 2000 through 2001. Among the resources are 'bLog entries, articles and photos.
Help build the largest human-edited
directory on the web.