Earth Mass 6 - Fri 4/27/18 5:45p
Read cues and notes for this mass.
See planned route in plotted map form.
See list of ALL rides/groups/channels/events.
Archive of past maps for this mass.
 Check Current Weather
 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
Earth Mass 6
Fri Apr 27th 2018 5:45p

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.
Cues   Route   Plot   News   More
Find Nearby
Train stops, bike shops, entertainment, parks, ...
Directions, plot, catchup, games, tools, other rides, ...
CCM RT @chipublib: Do you ever just want to immerse yourself in drama- someone else's, that is! Scratch that itch through...
CCM For sure. Always nice to see people doing bike stuff. That will totally motivate you to push your limits. #bikechi
CCM RT @WGNNews: Illinois reports 869 new cases of coronavirus Thursday, 36 additional deaths
CCM @braiine_lice Great idea 🙌🙌🙌
CCM Chicago is blessed with several great community bike shop. Thanks @activetrans for highlighting them. #supportlocal…
CCM RT @WBEZ: Violence prevention workers say stopping “senseless” shootings requires stopping a cycle where, for tho...
CCM RT @ilpinz: A cosa servono le auto in citt spiegato bene
CCM Hey #bikechi this is a great way to get people on bikes.
CCM RT @DivvyBikes: Get your bike helmet ready, we're excited to announce the launch of our Divvy for Everyone online enr...
CCM RT @slinan: What’s something you could say both during sex and while cooking?
CCM @AnOpenSecret @GOPrincess Ugh, probably cause she set up her dad up with some of those girls.
CCM Totally not related but I am sure glad Chicago has allies for trash.
CCM RT @RogersParkMan: A vaccine might never happen; if it does, millions of anti-vaxxers won't take it (they long for th...
CCM RT @RiotFest: Why brag about going to Riot Fest when you could brag about *not* going to Riot Fest? That's right: We ...  /  Bike  © 2020 Andrew Bedno