Buenos Aires was reportedly over-run by a hoard of more than 25,000 zombies last Sunday at Plaza San Martin for the Zombie March. Photographers Beatrice Murch, Diego Espinosa and Helena Andell were on hand to capture some of the gore.

As part of the ‘Ciudades más Limpias’ (Cleaner cities) campaign, users of the popular website Taringa! put down their keyboards and picked up brooms in an effort to clean up Plaza Miserere in Once.

Brit Weaver spends some time with Hacha y Machete, an eight-piece band that performs regularly on the Buenos Aires subte (B line), livening up people’s journeys with their Latin sound.

Saturday 20 October was the two year anniversary of Mariano Ferreyra’s death. A march from Congreso to Plaza de Mayo called for justice. Photographers Beatrice Murch, Diego Cupolo, Diego Espinosa and Madeleine Decker share their viewpoint.

The city of La Plata, capital of Buenos Aires province, recently hosted the first Zig Zag Graffiti Meeting, bringing together street artists from all over Latin America. Hugh Davies reports.

Kate Beioley heads into the grimy depths of Constitución station, to an underground boxing gym where men and boys train tirelessly in hope of turning themselves into something – or someone – different.

Brit Weaver spends a day with Fundaco, a foundation that sets up and operates free veterinary clinics in the villas in and around Buenos Aires.

Saturday saw the Buenos Aires Underground Market return for a second edition, with nearly 30 vendors sharing their creative culinary talents at IMPA.

In Buenos Aires, people congregated in Plaza de Mayo to express their frustrations with the Kirchner administration and the various policies that have been put in place their year.

Sri Sri Ravi Shankar, the spiritual leader and founder of the NGO “Art of Living Foundation”, led a massive mediation in the Palermo Woods on Sunday afternoon with estimates of well over 100,000 people in attendance.