MASS 
 Anniversary - Fri 8/28/1998 6p
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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
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CCM RT @Deadspin: Greg Schiano hit a cyclist with his car and sent him to the hospital: https://t.co/ekU7GWQgpY
CCM RT @TheChillBud: Treating Alcoholism with Cannabis. It's not such a crazy idea. #marijuana #alcoholism https://t.co…
CCM RT @CyclistDad: RT: Tip of the Day - Hug Your Kids There is no better way to help your kids #cycling, #fatherhood,…
CCM Yes, even in #bikechi Chicago
CCM RT @BicyclingMag: Pain explained: https://t.co/oMQ8ZHdLop
CCM RT @SourceAmericaUS: The next great invention could come out of your dorm room. What will you create? Learn more.
CCM RT @WSJ: Some teens are opting out of social media—and they don’t feel like they’re missing out 🔓
CCM RT @thebonebell: SKILLS ALERT: For those of you not in Iowa for Jingle Cross... our "Bone Hanger" Andrew Giniat, also...
CCM RT @The606Chicago: Do you follow #The606 on Instagram?
CCM RT @Paris: Pour une mobilité plus douce et modernisée dans Paris, c'est notamment 43 projets de #NotreBudget 🚶 ...
CCM RT @DavidMcQueen: Public benches 😍
CCM RT @ABC7Chicago: At the pace we are on now, this would be the warmest September since 1978
CCM RT @ABC7Chicago: Reducing food waste during Hunger Action Month: https://t.co/60D2wjGVpw
CCM RT @wef: Millennials aren’t lazy – they’re workaholics #millennials https://t.co/GZ8FXqLiuK
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