Worldwide directory of Critical Mass bicycle rides, which promote bicycling as an alternative to cars as urban transportation.
Last Friday of every month at 5:30pm at Copley Square.
Monthly cycling gathering calling attention to viable alternative forms of transportation. Contains event calendar and leaflets.
Explore Critical Mass in Sydney, Australia, through sites featuring event details, resources, and photos of the monthly bicycle ride which attempts to assert cyclists' right to the road.
San Francisco, CA@
Find sites for Critical Mass in San Francisco, CA, featuring event details, history, resources, and photos of the movement that celebrates cycling.
A show room for digital copies of flyers and other xerocratic materials for use in Critical Mass.
Tel Aviv, Israel
Critical Mass events in Israel. Site in Hebrew and English.
The superhero of Critical Mass says "Don't be a dick. Blow red lights!"