Critical Mass is a worldwide event that takes place in most major cities on the last Friday of every month. People gather on their bikes in a public place and ride through the city. Due to the sheer number of riders (sometimes in the thousands) the peloton stops traffic. Impromptu volunteers take turns corking to ensure rider saftey. The route is never pre-determined and there is no official leader. The lack of leadership prevents authorities from shutting down Critical Mass.
I've partic...