Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.
Critical-mass.org is one of the well-known Critical Mass hubs in the net. Since (when did the site start?) the web site has listed CM rides which takes place or took place in cities around the world.
Nowadays the web site is rarely updated.