Desc: Los próximos pasados: Directed by Lorena Muñoz. With Alvaro Abos, Hugo Achugar, Antonio Berni, Gloria Machado Botana. Argentina, 1933. The Mexican painter, David Alfaro Siqueiros, paints the mural "Plastic Exercise" in the basement of the mansion of Natalio Botana, an Argentinean tycoon. 70 years after, we plunge in the itinerary of this piece that, dismantled, is locked in five containers at the mercy of the weather.