Critical Mass - San Francisco - 158 sec Critical Mass - San Francisco. More on my blog: http://luca.yepa.com/blog-en/2007/04/28/critical-mass-and-bicycle-accident/
This work is licensed under the Creative Commons Attribution-ShareAlike 2.5. The license can be found here: http://creativecommons.org/licenses/by-sa/2.5 Auteur : lucayepa Tags:CriticalMassSanFranciscobikebicibicyclecriticalmasssf
