A large group of people participating in the 2012 Kritiskā masa bike ride event on a sunny day. Men, women, and children walk with and ride bicycles on a sidewalk and grass area along a busy road. Some participants are smiling, and there are trees and buildings visible in the background.

A large group of people participating in the 2012 Kritiskā masa bike ride event on a sunny day. Men, women, and children walk with and ride bicycles on a sidewalk and grass area along a busy road. Some participants are smiling, and there are trees and buildings visible in the background.