Full Moon - Fri 9/24/1999 6p
See list of ALL rides/groups/channels/events.
Archive of past maps for this mass.
 Fair 41F NE13
 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
Full Moon
Fri Sep 24th 1999 6p

Critical Mass is a very large group bike event, gathering in Chicago the last Friday of every month for more than a decade. Leaves Daley Plaza downtown (50 W Washington St) around 6pm.
Contact: David Z.
Plot   News   More
Find Nearby
Train stops, bike shops, entertainment, parks, ...
Directions, plot, catchup, games, tools, other rides, ...
4/17 3:14p Logan/Wicker/Bucktown peeps - we ride Friday (April 18th)!
CCM RT @ROADIECAB: Joint committee hearing on #bikeCHI #pedicab ordinance hearing-Tuesday, April 29 at 12.30pm at City Ha...
CCM RT @Walldo: When does a cycling boom go wrong? When everyone rides on the sidewalk #bikechi
CCM [*CCM*] Areas With Most Shootings, Robberies to Get More Police on Bike Patrols BRIDGEPORT — Police officers on foo...
CCM RT @ebonisenai: Where's your bike taking you today? @rbgchi #bronzeville #bikechi
CCM RT @lpangelrob: Finally took a ride up Milwaukee Avenue to @anciencycles over lunch. Man, is that one nice bike lane....
CCM RT @UrbanLandInst: It’s a Disaster: The Business Case for Building More Resilient Cities
CCM Update your information Update billing information It has come to our attention that your billing information recor...
CCM RT @MajorTaylorChi: .@ChiCritMass @BFFbikes @aaron_griffin81 @juan2003 Tomorrow's a great day for a group ride. Join ...
CCM Went to 7:30 Good Friday mass & 4 other people also rode their bikes. #bikeChi #30daysofbiking
CCM RT @timbuk2chicago: It's #WickerPark Third Friday's which means a kick ass ride with @ChiCritMass.
CCM RT @beerad: 11 Things You Didn't Know About Pinball History -
CCM RT @coolmomtech: A new safety features for bikes that scores 1,000,000 on a cool scale of 1 to 10:
CCM RT @NextCityOrg: The lowdown on Tennessee's BRT ban
CCM RT @tokyobybike: Japanese inventor develops bicycle that can turn into a wheelchair - /via @Remmid  © 2014 Andrew Bedno