Links
Portland Critical Mass Links:

An early history of Portland's Critical Mass
Old Critical Mass Portland site

Critical Mass in Vancouver, Washington


Other Critical Mass Links:

General:
Critical Mass Hub
Critical-Mass.org: Links, resources, history
Critical-Mass.info: Critical Mass basics and a directory of rides worldwide
A collection of Critical Mass fliers and propaganda from around the U.S.

Cities:
Critical Mass Seattle
Critical Mass Vancouver, BC also has a more regularly updated blog
Critical Mass London
Time's Up! One of the groups valiantly defending New York's embattled Critical Mass
Critical Mass in Bergen, Norway

History:
Talk Fast Ride Slow: Focusing on the early days of Critical Mass in San Francisco
Critical Mass: Cycling's Defiant Celebration is an anthology of stories and manifestos from all over the world, available through Portland's own Microcosm Publishing


Portland Bicycling Links:
Shift to Bikes: Portland's premier bike culture / bike fun enabler
BikePortland.org: A comprehensive blog about the local cycling scene in all its colorful permutations (including lots of notes on Critical Mass)
Bikes not cars from Indymedia (including a lot of Critical Mass-related news and commentary)
Pedalpalooza 2005: Every June, a month of pure bike fun
Zoobomb: Must be seen to be believed
Community Cycling Center
Your Body Power
Bike Fun + indy DIY stuff calendar
byCycle.org
monkeychicken.com
Sustainable Energy in Motion 2005 Tours


Other Links:
World Carfree Network
World Naked Bike Ride
Mobility Engineering's Snowpod
Self Propelled City
Sheldon Brown