MASS 
 Anniversary - Fri 8/28/1998 6p
  Masses
See list of ALL rides/groups/channels/events.
  Archive
Archive of past maps for this mass.
WEATHER 
 45F NE4-8 Overcast 85h
NEWS 
 Live feeds, locations, chat, pics, data, ...
  Plot
Plot where this mass has traveled.
  Post
Post by web, email, photo, SMS, ...
  Recorder
Route log, speedometer, ridecast.
  Connect
Facebook login for personal features.
MORE 
 HELP, intro, history, videos, ...
  Nearby
Find services, sites, food/bar, train, ...
  Directions
Get directions between any two points.
  Tools
Police radio, lights, people counter, links...
  Bikker
Bicycling Danger Action Game!!!
  Shop
Donate. Free stickers.
  Search
Search this site.
Chicago Critical Mass
Anniversary
Fri Aug 28th 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: Michael Burton
ChicagoCriticalMass.org
Plot   News   More
 
Find Nearby
Train stops, bike shops, entertainment, parks, ...
 
More
Directions, plot, catchup, games, tools, other rides, ...
CCM RT @iheartairplanes: Been there. Done that. Loved it. Go @DivvyBikes #DivvyBikes #BikeCHI "
CCM RT @UrbanTranspoRRt: Top urban transportation articles from last 48 hrs
CCM RT @PJOChicago: @TheArtofBeer @ChiCritMass warmer weather will bring out the craziness. Looking forward to coming mon...
CCM RT @TheArtofBeer: Part 2 of my @ChiCritMass comments 😁
CCM RT @vikbash: 100 or so @ChiCritMass bikers just rode by the apartment and I'm just here eating a whole burrito and st...
CCM RT @MinkuMedia: .@ChiCritMass is rollin'! #bikeChi #CriticalMass
CCM RT @CurvesAndNerves: Shoutout to @ChiCritMass from all of us at @bellyQchicago!
CCM RT @TheArtofBeer: Think I just saw first #Chicago @ChiCritMass
CCM RT @MinkuMedia: Takin' the streets! #bikeChi #CriticalMass @ChiCritMass
CCM RT @TriviaHive: Smokers die earlier than non-smokers: 13.2 years for men and 14.5 years for women.
CCM  ~4401-4407 North Broadway (~1006-1010 West Montrose Avenue)
CCM  ~1012-1030 West Montrose Avenue
CCM  ~1020 West Montrose Avenue
CCM  ~1032-1054 West Montrose Avenue
 Chi.Bike  © 2015 Andrew Bedno