Taking over fields and setting up shanty towns... Forty percent of Argentinians currently live below the poverty line. Millions of families that can no longer pay their rent have therefore been pushed out of the cities. With nowhere left to go, they're increasingly setting up camp in the nearby countryside. Just 30 kilometers from the capital of Buenos Aires, a piece of land has become the home of thousands of people. Our correspondents travelled there to find out more. A report by Mathilde Guillaume, Matías Musa and Richard Shpuntoff.