![Critical Mass London | Last Friday of every month, South Bank under Waterloo Bridge 6.00pm to leave 6.30pm Critical Mass London | Last Friday of every month, South Bank under Waterloo Bridge 6.00pm to leave 6.30pm](https://network23.org/criticalmasslondon/files/2014/01/cropped-banner1.jpg)
Critical Mass London | Last Friday of every month, South Bank under Waterloo Bridge 6.00pm to leave 6.30pm
a 30th anniversary bicycle ride for Critical Mass London! Tickets, Sun, Apr 14, 2024 at 12:00 PM | Eventbrite
![Extinction Rebellion Cyclists 'Swarm' Central London to Protest Insect Death - Extinction Rebellion demonstrators held a “Critical Mass” cycling event Stock Photo - Alamy Extinction Rebellion Cyclists 'Swarm' Central London to Protest Insect Death - Extinction Rebellion demonstrators held a “Critical Mass” cycling event Stock Photo - Alamy](https://c8.alamy.com/comp/T6CCRK/extinction-rebellion-cyclists-swarm-central-london-to-protest-insect-death-extinction-rebellion-demonstrators-held-a-critical-mass-cycling-event-T6CCRK.jpg)
Extinction Rebellion Cyclists 'Swarm' Central London to Protest Insect Death - Extinction Rebellion demonstrators held a “Critical Mass” cycling event Stock Photo - Alamy
![Critical Mass, London UK, photos of the monthly protest by cyclists reclaiming the streets of London, Critical Mass, London UK, photos of the monthly protest by cyclists reclaiming the streets of London,](https://www.urban75.org/photos/critical/images/critical-mass-london.jpg)