Subject to Change - Fri 2/27/1998 6p
See list of ALL rides/groups/channels/events.
Archive of past maps for this mass.
 73F SW7-10 Overcast
 Live feeds, locations, chat, pics, data, ...
Plot where this mass has traveled.
Post by web, email, photo, SMS, ...
Route log, speedometer, ridecast.
Facebook login for personal features.
 HELP, intro, history, videos, ...
Find services, sites, food/bar, train, ...
Get directions between any two points.
Police radio, lights, people counter, links...
Bicycling Danger Action Game!!!
Donate. Free stickers.
Search this site.
Chicago Critical Mass
Subject to Change
Fri Feb 27th 1998 6p

Critical Mass is a very large group bike event, gathering in Chicago the last Friday of every month for 15+ years. Leaves Daley Plaza downtown (50 W Washington St) around 6pm.
Contact: Unknown
Plot   News   More
Find Nearby
Train stops, bike shops, entertainment, parks, ...
Directions, plot, catchup, games, tools, other rides, ...
CCM Good Day Beloved.. Good Day Beloved My name is Zainal Aziz Omar, A Libya national I have been diagnosed with Oesophag...
CCM RT @TonyContraversi: @ChiCritMass crazy Amazon driver. Female AA, long straight hair. Disobeys stop signs, on phone.a...
CCM So true
CCM RT @lennartnout: The city of Amsterdam invites start-ups to think of innovative ideas to get more people cycling. Gre...
CCM RT @BicyclingMag: These core moves are game changers:
CCM RT @chicagotribune: The fact Styrofoam recycling for 10 communities was run by a single volunteer is emblematic of it...
CCM RT @WGNNews: Another nice day ahead tomorrow. @Skilling has the latest live now on WGN News:…
CCM RT @AnamariaSpiteri: Chicago Has A Booming, Spandex-Free Underground Bike Club - As many as 250 cyclists, but no "fak...
CCM RT @Anna_Affias: Cyclist or driver in the Chicagoland area? Have a listen to this @WBEZ bike safety convo: #BikeCHI…
CCM Required Items..Catalog Good day, We are interested to place a trial order. Attached please fine our company caralogu...
CCM #bikechi
CCM RT @ReneePrisble: #BikeCHI
CCM Kinda young fixie kids but not that bad. Plus you can always peel off when you want
CCM RT @UlteriorMotors: @DNA_WPB @dnainfo_breen I'm there every week. It's a good time! #BikeCHI  © 2016 Andrew Bedno