|Riot police observe the march on Ave. Jimenez.|
When Colombia's radical young activists get their feet on the ground and abandon fantastical for concrete causes, the can really improve workers' lots.
|Anti-fascist skinheads march near Calle 22.|
|'They will not pass.' A popular communist slogan on Plaza Bolivar.|
|'I support my professor.' Teachers have been on strike for a week.|
|Simon Bolivar, on Plaza Bolivar, is recruited by feminist campaigners.|
By Mike Ceaser, of Bogotá Bike Tours